Finding the Fourth Proportional to 4,692,854.52, 6,472,793.64 and 4,306,913.88
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Solution
The fourth proportional to 4,692,854.52, 6,472,793.64 and 4,306,913.88 is: 5,940,470.70
Step by Step Solution
- Step 1: Write the proportion equation
4,692,854.52 : 6,472,793.64 = 4,306,913.88 : x - Step 2: Convert to fraction form
4,692,854.52/6,472,793.64 = 4,306,913.88/x - Step 3: Cross multiply
4,692,854.52x = 6,472,793.64 × 4,306,913.88 - Step 4: Simplify right side
4,692,854.52x = 27,877,764,770,491.72 - Step 5: Solve for x
x = 27,877,764,770,491.72/4,692,854.52 - Step 6: Final answer
x = 5,940,470.70
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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.