Home / 1,150,251.10-1,587,352.82-667,102.70

Finding the Fourth Proportional to 1,150,251.10, 1,587,352.82 and 667,102.70

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Solution

The fourth proportional to 1,150,251.10, 1,587,352.82 and 667,102.70 is: 920,605.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,251.10 : 1,587,352.82 = 667,102.70 : x
  2. Step 2: Convert to fraction form
    1,150,251.10/1,587,352.82 = 667,102.70/x
  3. Step 3: Cross multiply
    1,150,251.10x = 1,587,352.82 × 667,102.70
  4. Step 4: Simplify right side
    1,150,251.10x = 1,058,927,352,074.61
  5. Step 5: Solve for x
    x = 1,058,927,352,074.61/1,150,251.10
  6. Step 6: Final answer
    x = 920,605.38

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Double scale
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1.5x scale

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.