Finding the Fourth Proportional to 4,255,912.35, 5,872,989.78 and 2,514,141.07
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Solution
The fourth proportional to 4,255,912.35, 5,872,989.78 and 2,514,141.07 is: 3,469,414.68
Step by Step Solution
- Step 1: Write the proportion equation
4,255,912.35 : 5,872,989.78 = 2,514,141.07 : x - Step 2: Convert to fraction form
4,255,912.35/5,872,989.78 = 2,514,141.07/x - Step 3: Cross multiply
4,255,912.35x = 5,872,989.78 × 2,514,141.07 - Step 4: Simplify right side
4,255,912.35x = 14,765,524,794,905.79 - Step 5: Solve for x
x = 14,765,524,794,905.79/4,255,912.35 - Step 6: Final answer
x = 3,469,414.68
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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.