Finding the Fourth Proportional to 4,332,565.28, 5,979,126.87 and 2,398,825.80
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Solution
The fourth proportional to 4,332,565.28, 5,979,126.87 and 2,398,825.80 is: 3,310,483.02
Step by Step Solution
- Step 1: Write the proportion equation
4,332,565.28 : 5,979,126.87 = 2,398,825.80 : x - Step 2: Convert to fraction form
4,332,565.28/5,979,126.87 = 2,398,825.80/x - Step 3: Cross multiply
4,332,565.28x = 5,979,126.87 × 2,398,825.80 - Step 4: Simplify right side
4,332,565.28x = 14,342,883,797,229.25 - Step 5: Solve for x
x = 14,342,883,797,229.25/4,332,565.28 - Step 6: Final answer
x = 3,310,483.02
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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.