Finding the Fourth Proportional to 5,254,508.80, 7,884,876.12 and 2,221,708.96
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Solution
The fourth proportional to 5,254,508.80, 7,884,876.12 and 2,221,708.96 is: 3,333,879.64
Step by Step Solution
- Step 1: Write the proportion equation
5,254,508.80 : 7,884,876.12 = 2,221,708.96 : x - Step 2: Convert to fraction form
5,254,508.80/7,884,876.12 = 2,221,708.96/x - Step 3: Cross multiply
5,254,508.80x = 7,884,876.12 × 2,221,708.96 - Step 4: Simplify right side
5,254,508.80x = 17,517,899,924,294.04 - Step 5: Solve for x
x = 17,517,899,924,294.04/5,254,508.80 - Step 6: Final answer
x = 3,333,879.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.