Finding the Fourth Proportional to 5,254,489.80, 7,884,847.62 and 2,221,689.96
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Solution
The fourth proportional to 5,254,489.80, 7,884,847.62 and 2,221,689.96 is: 3,333,851.14
Step by Step Solution
- Step 1: Write the proportion equation
5,254,489.80 : 7,884,847.62 = 2,221,689.96 : x - Step 2: Convert to fraction form
5,254,489.80/7,884,847.62 = 2,221,689.96/x - Step 3: Cross multiply
5,254,489.80x = 7,884,847.62 × 2,221,689.96 - Step 4: Simplify right side
5,254,489.80x = 17,517,686,793,483.89 - Step 5: Solve for x
x = 17,517,686,793,483.89/5,254,489.80 - Step 6: Final answer
x = 3,333,851.14
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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.