Home / 1,149,138.13-1,585,693.25-707,542.58

Finding the Fourth Proportional to 1,149,138.13, 1,585,693.25 and 707,542.58

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Solution

The fourth proportional to 1,149,138.13, 1,585,693.25 and 707,542.58 is: 976,336.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,138.13 : 1,585,693.25 = 707,542.58 : x
  2. Step 2: Convert to fraction form
    1,149,138.13/1,585,693.25 = 707,542.58/x
  3. Step 3: Cross multiply
    1,149,138.13x = 1,585,693.25 × 707,542.58
  4. Step 4: Simplify right side
    1,149,138.13x = 1,121,945,485,265.12
  5. Step 5: Solve for x
    x = 1,121,945,485,265.12/1,149,138.13
  6. Step 6: Final answer
    x = 976,336.49

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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.