Finding the Fourth Proportional to 3,731,580.92, 5,590,155.90 and 3,125,344.52
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Solution
The fourth proportional to 3,731,580.92, 5,590,155.90 and 3,125,344.52 is: 4,681,973.53
Step by Step Solution
- Step 1: Write the proportion equation
3,731,580.92 : 5,590,155.90 = 3,125,344.52 : x - Step 2: Convert to fraction form
3,731,580.92/5,590,155.90 = 3,125,344.52/x - Step 3: Cross multiply
3,731,580.92x = 5,590,155.90 × 3,125,344.52 - Step 4: Simplify right side
3,731,580.92x = 17,471,163,108,010.67 - Step 5: Solve for x
x = 17,471,163,108,010.67/3,731,580.92 - Step 6: Final answer
x = 4,681,973.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.