Finding the Fourth Proportional to 4,332,590.17, 5,979,161.22 and 2,398,850.74
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Solution
The fourth proportional to 4,332,590.17, 5,979,161.22 and 2,398,850.74 is: 3,310,517.43
Step by Step Solution
- Step 1: Write the proportion equation
4,332,590.17 : 5,979,161.22 = 2,398,850.74 : x - Step 2: Convert to fraction form
4,332,590.17/5,979,161.22 = 2,398,850.74/x - Step 3: Cross multiply
4,332,590.17x = 5,979,161.22 × 2,398,850.74 - Step 4: Simplify right side
4,332,590.17x = 14,343,115,287,280.50 - Step 5: Solve for x
x = 14,343,115,287,280.50/4,332,590.17 - Step 6: Final answer
x = 3,310,517.43
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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.