Home / 1,150,177.20-1,587,244.59-667,022.60

Finding the Fourth Proportional to 1,150,177.20, 1,587,244.59 and 667,022.60

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Solution

The fourth proportional to 1,150,177.20, 1,587,244.59 and 667,022.60 is: 920,491.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,177.20 : 1,587,244.59 = 667,022.60 : x
  2. Step 2: Convert to fraction form
    1,150,177.20/1,587,244.59 = 667,022.60/x
  3. Step 3: Cross multiply
    1,150,177.20x = 1,587,244.59 × 667,022.60
  4. Step 4: Simplify right side
    1,150,177.20x = 1,058,728,005,321.51
  5. Step 5: Solve for x
    x = 1,058,728,005,321.51/1,150,177.20
  6. Step 6: Final answer
    x = 920,491.21

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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.