Home / 1,264,726.28-1,745,363.82-691,766.44

Finding the Fourth Proportional to 1,264,726.28, 1,745,363.82 and 691,766.44

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Solution

The fourth proportional to 1,264,726.28, 1,745,363.82 and 691,766.44 is: 954,660.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,726.28 : 1,745,363.82 = 691,766.44 : x
  2. Step 2: Convert to fraction form
    1,264,726.28/1,745,363.82 = 691,766.44/x
  3. Step 3: Cross multiply
    1,264,726.28x = 1,745,363.82 × 691,766.44
  4. Step 4: Simplify right side
    1,264,726.28x = 1,207,384,116,266.20
  5. Step 5: Solve for x
    x = 1,207,384,116,266.20/1,264,726.28
  6. Step 6: Final answer
    x = 954,660.42

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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.