Information on four investment proposals is given below: Investment required Present value of cash inflows Net present value Life of the project Investment Proposal B D $(106,000) $(116,000) $(86,000) $(144,000) 142,040 178,640 118,680 213, 120 $ 36,040 $ 62, 640 $ 32,680 $ 69,120 5 years 7 years 6 years 6 years Required: 1. Compute the project profitability index for each investment proposal. (Round your answers to 2 decimal places.) 2. Rank the proposals in terms of preference. Investment Proposal Project Profitability Index Rank Preference A B D