Home / 801,233-1,200,121.68-754,125.02

Finding the Fourth Proportional to 801,233, 1,200,121.68 and 754,125.02

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Solution

The fourth proportional to 801,233, 1,200,121.68 and 754,125.02 is: 1,129,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,233 : 1,200,121.68 = 754,125.02 : x
  2. Step 2: Convert to fraction form
    801,233/1,200,121.68 = 754,125.02/x
  3. Step 3: Cross multiply
    801,233x = 1,200,121.68 × 754,125.02
  4. Step 4: Simplify right side
    801,233x = 905,041,785,932.43
  5. Step 5: Solve for x
    x = 905,041,785,932.43/801,233
  6. Step 6: Final answer
    x = 1,129,561.30

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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.