Finding the Fourth Proportional to 4,133,728.12, 5,704,668.41 and 2,273,046.97
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Solution
The fourth proportional to 4,133,728.12, 5,704,668.41 and 2,273,046.97 is: 3,136,872.79
Step by Step Solution
- Step 1: Write the proportion equation
4,133,728.12 : 5,704,668.41 = 2,273,046.97 : x - Step 2: Convert to fraction form
4,133,728.12/5,704,668.41 = 2,273,046.97/x - Step 3: Cross multiply
4,133,728.12x = 5,704,668.41 × 2,273,046.97 - Step 4: Simplify right side
4,133,728.12x = 12,966,979,244,205.22 - Step 5: Solve for x
x = 12,966,979,244,205.22/4,133,728.12 - Step 6: Final answer
x = 3,136,872.79
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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.