Information on four investment proposals is given below. Investment Proposal $ (130,000) 197,300 $67,300 Investment required $ (360,000) Present value of cash inflows Net present value 506,000 $146,000 $ (150,000) 210, 300 $ 60,300 Life of the project 5 years 7 years Required: 6 years D $ (1,200,000) 1,601,100 $401,100 1. Compute the profitability index for each investment proposal. (Round your answers to 2 decimal places.) 2. Rank the proposals in terms of preference. Investment Profitability Rank Proposal Index Preference A B C D 6 years