Finding the Fourth Proportional to 2,218,634.28, 3,061,652.99 and 1,251,854.53
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Solution
The fourth proportional to 2,218,634.28, 3,061,652.99 and 1,251,854.53 is: 1,727,524.08
Step by Step Solution
- Step 1: Write the proportion equation
2,218,634.28 : 3,061,652.99 = 1,251,854.53 : x - Step 2: Convert to fraction form
2,218,634.28/3,061,652.99 = 1,251,854.53/x - Step 3: Cross multiply
2,218,634.28x = 3,061,652.99 × 1,251,854.53 - Step 4: Simplify right side
2,218,634.28x = 3,832,744,150,906.14 - Step 5: Solve for x
x = 3,832,744,150,906.14/2,218,634.28 - Step 6: Final answer
x = 1,727,524.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.