Finding the Fourth Proportional to 2,687,194.28, 3,708,252.42 and 1,463,472.20
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Solution
The fourth proportional to 2,687,194.28, 3,708,252.42 and 1,463,472.20 is: 2,019,550.42
Step by Step Solution
- Step 1: Write the proportion equation
2,687,194.28 : 3,708,252.42 = 1,463,472.20 : x - Step 2: Convert to fraction form
2,687,194.28/3,708,252.42 = 1,463,472.20/x - Step 3: Cross multiply
2,687,194.28x = 3,708,252.42 × 1,463,472.20 - Step 4: Simplify right side
2,687,194.28x = 5,426,924,327,252.72 - Step 5: Solve for x
x = 5,426,924,327,252.72/2,687,194.28 - Step 6: Final answer
x = 2,019,550.42
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1.5x scale
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.