Home / 1,260,494.38-1,739,481.87-687,534.22

Finding the Fourth Proportional to 1,260,494.38, 1,739,481.87 and 687,534.22

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Solution

The fourth proportional to 1,260,494.38, 1,739,481.87 and 687,534.22 is: 948,797.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,494.38 : 1,739,481.87 = 687,534.22 : x
  2. Step 2: Convert to fraction form
    1,260,494.38/1,739,481.87 = 687,534.22/x
  3. Step 3: Cross multiply
    1,260,494.38x = 1,739,481.87 × 687,534.22
  4. Step 4: Simplify right side
    1,260,494.38x = 1,195,953,310,694.59
  5. Step 5: Solve for x
    x = 1,195,953,310,694.59/1,260,494.38
  6. Step 6: Final answer
    x = 948,797.02

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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.