Home / 1,755,251.53-2,422,294.91-991,418.65

Finding the Fourth Proportional to 1,755,251.53, 2,422,294.91 and 991,418.65

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Solution

The fourth proportional to 1,755,251.53, 2,422,294.91 and 991,418.65 is: 1,368,184.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,251.53 : 2,422,294.91 = 991,418.65 : x
  2. Step 2: Convert to fraction form
    1,755,251.53/2,422,294.91 = 991,418.65/x
  3. Step 3: Cross multiply
    1,755,251.53x = 2,422,294.91 × 991,418.65
  4. Step 4: Simplify right side
    1,755,251.53x = 2,401,508,344,616.98
  5. Step 5: Solve for x
    x = 2,401,508,344,616.98/1,755,251.53
  6. Step 6: Final answer
    x = 1,368,184.73

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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.