Finding the Fourth Proportional to 4,472,938.17, 6,172,491.70 and 2,435,702.97
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Solution
The fourth proportional to 4,472,938.17, 6,172,491.70 and 2,435,702.97 is: 3,361,181.35
Step by Step Solution
- Step 1: Write the proportion equation
4,472,938.17 : 6,172,491.70 = 2,435,702.97 : x - Step 2: Convert to fraction form
4,472,938.17/6,172,491.70 = 2,435,702.97/x - Step 3: Cross multiply
4,472,938.17x = 6,172,491.70 × 2,435,702.97 - Step 4: Simplify right side
4,472,938.17x = 15,034,356,365,990.35 - Step 5: Solve for x
x = 15,034,356,365,990.35/4,472,938.17 - Step 6: Final answer
x = 3,361,181.35
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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.