Home / 1,204,101.52-1,661,662.44-667,557.52

Finding the Fourth Proportional to 1,204,101.52, 1,661,662.44 and 667,557.52

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Solution

The fourth proportional to 1,204,101.52, 1,661,662.44 and 667,557.52 is: 921,230.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,101.52 : 1,661,662.44 = 667,557.52 : x
  2. Step 2: Convert to fraction form
    1,204,101.52/1,661,662.44 = 667,557.52/x
  3. Step 3: Cross multiply
    1,204,101.52x = 1,661,662.44 × 667,557.52
  4. Step 4: Simplify right side
    1,204,101.52x = 1,109,255,257,523.55
  5. Step 5: Solve for x
    x = 1,109,255,257,523.55/1,204,101.52
  6. Step 6: Final answer
    x = 921,230.68

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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.