Finding the Fourth Proportional to 4,672,854.64, 6,448,623.38 and 2,740,508.92
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Solution
The fourth proportional to 4,672,854.64, 6,448,623.38 and 2,740,508.92 is: 3,781,951.56
Step by Step Solution
- Step 1: Write the proportion equation
4,672,854.64 : 6,448,623.38 = 2,740,508.92 : x - Step 2: Convert to fraction form
4,672,854.64/6,448,623.38 = 2,740,508.92/x - Step 3: Cross multiply
4,672,854.64x = 6,448,623.38 × 2,740,508.92 - Step 4: Simplify right side
4,672,854.64x = 17,672,509,894,610.55 - Step 5: Solve for x
x = 17,672,509,894,610.55/4,672,854.64 - Step 6: Final answer
x = 3,781,951.56
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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.