Pls read and give me practical ans..?

hi m frm India.age 24.m in love wth a guy frm last 4 yrs..n wll nvr leave him in any situation..n he also loves me alot and can do anyhthing for me..bt the main prob is that m nt financial strong .and my family depend on me...n thy r planning to get me married wth som1 else.whn i got to knw abt ths i informed my family abt my love..and thy deny..n wthout my knwlwgde thy hav slected th boy.m in a cirstances tht i cant deny n cant even marry to othr person..even my bf need time because he is nt settled yet... plz tell me wat to do..if i wll forcfully deny to get married thm my family wll through me out..n thy hav to go on vry hard situation financially which i cant see...i hav asked thm to wait for anthr 1 yr..n my father agree bt my mom is still forcing n saying to get married..i hav one younger bro n sis...thy r saying that if i wll take any wrong step it wll effect thm..plz say wat to do in ths worst situation..