Finding the Fourth Proportional to 2,566,744.70, 3,853,901.87 and 1,431,724.50
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Solution
The fourth proportional to 2,566,744.70, 3,853,901.87 and 1,431,724.50 is: 2,149,697.92
Step by Step Solution
- Step 1: Write the proportion equation
2,566,744.70 : 3,853,901.87 = 1,431,724.50 : x - Step 2: Convert to fraction form
2,566,744.70/3,853,901.87 = 1,431,724.50/x - Step 3: Cross multiply
2,566,744.70x = 3,853,901.87 × 1,431,724.50 - Step 4: Simplify right side
2,566,744.70x = 5,517,725,720,716.19 - Step 5: Solve for x
x = 5,517,725,720,716.19/2,566,744.70 - Step 6: Final answer
x = 2,149,697.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.