Find the fifth term from the end of G.P whose first term is 2 common ratio is 3 and last term is 4374
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a=2 r=3 Tn=4374
Tn=ar^n-1
4374=2*3^n-1
2187=3^n-1
3^7=3^n-1
7=n-1
n=6
5th term from end is 6-5 =1st term which is 2
Tn=ar^n-1
4374=2*3^n-1
2187=3^n-1
3^7=3^n-1
7=n-1
n=6
5th term from end is 6-5 =1st term which is 2
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