Finding the Fourth Proportional to 2,087,129.40, 3,129,414.66 and 888,369
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Solution
The fourth proportional to 2,087,129.40, 3,129,414.66 and 888,369 is: 1,332,008.92
Step by Step Solution
- Step 1: Write the proportion equation
2,087,129.40 : 3,129,414.66 = 888,369 : x - Step 2: Convert to fraction form
2,087,129.40/3,129,414.66 = 888,369/x - Step 3: Cross multiply
2,087,129.40x = 3,129,414.66 × 888,369 - Step 4: Simplify right side
2,087,129.40x = 2,780,074,972,089.54 - Step 5: Solve for x
x = 2,780,074,972,089.54/2,087,129.40 - Step 6: Final answer
x = 1,332,008.92
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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.