Finding the Fourth Proportional to 3,631,625.52, 5,440,351.68 and 2,829,149.68
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Solution
The fourth proportional to 3,631,625.52, 5,440,351.68 and 2,829,149.68 is: 4,238,203.84
Step by Step Solution
- Step 1: Write the proportion equation
3,631,625.52 : 5,440,351.68 = 2,829,149.68 : x - Step 2: Convert to fraction form
3,631,625.52/5,440,351.68 = 2,829,149.68/x - Step 3: Cross multiply
3,631,625.52x = 5,440,351.68 × 2,829,149.68 - Step 4: Simplify right side
3,631,625.52x = 15,391,569,214,559.46 - Step 5: Solve for x
x = 15,391,569,214,559.46/3,631,625.52 - Step 6: Final answer
x = 4,238,203.84
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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.