Home / 1,342,805.38-2,014,229.36-747,549.95

Finding the Fourth Proportional to 1,342,805.38, 2,014,229.36 and 747,549.95

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Solution

The fourth proportional to 1,342,805.38, 2,014,229.36 and 747,549.95 is: 1,121,336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,805.38 : 2,014,229.36 = 747,549.95 : x
  2. Step 2: Convert to fraction form
    1,342,805.38/2,014,229.36 = 747,549.95/x
  3. Step 3: Cross multiply
    1,342,805.38x = 2,014,229.36 × 747,549.95
  4. Step 4: Simplify right side
    1,342,805.38x = 1,505,737,049,154.26
  5. Step 5: Solve for x
    x = 1,505,737,049,154.26/1,342,805.38
  6. Step 6: Final answer
    x = 1,121,336.77

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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.