Home / 1,027,116.36-1,542,170.07-729,178.92

Finding the Fourth Proportional to 1,027,116.36, 1,542,170.07 and 729,178.92

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Solution

The fourth proportional to 1,027,116.36, 1,542,170.07 and 729,178.92 is: 1,094,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,116.36 : 1,542,170.07 = 729,178.92 : x
  2. Step 2: Convert to fraction form
    1,027,116.36/1,542,170.07 = 729,178.92/x
  3. Step 3: Cross multiply
    1,027,116.36x = 1,542,170.07 × 729,178.92
  4. Step 4: Simplify right side
    1,027,116.36x = 1,124,517,906,098.92
  5. Step 5: Solve for x
    x = 1,124,517,906,098.92/1,027,116.36
  6. Step 6: Final answer
    x = 1,094,830.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.