Finding the Fourth Proportional to 3,324,726.92, 4,587,892.98 and 1,874,474.12
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Solution
The fourth proportional to 3,324,726.92, 4,587,892.98 and 1,874,474.12 is: 2,586,644.52
Step by Step Solution
- Step 1: Write the proportion equation
3,324,726.92 : 4,587,892.98 = 1,874,474.12 : x - Step 2: Convert to fraction form
3,324,726.92/4,587,892.98 = 1,874,474.12/x - Step 3: Cross multiply
3,324,726.92x = 4,587,892.98 × 1,874,474.12 - Step 4: Simplify right side
3,324,726.92x = 8,599,886,656,339.68 - Step 5: Solve for x
x = 8,599,886,656,339.68/3,324,726.92 - Step 6: Final answer
x = 2,586,644.52
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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.