Home / 1,559,645.76-2,339,691.52-480,249.48

Finding the Fourth Proportional to 1,559,645.76, 2,339,691.52 and 480,249.48

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Solution

The fourth proportional to 1,559,645.76, 2,339,691.52 and 480,249.48 is: 720,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,645.76 : 2,339,691.52 = 480,249.48 : x
  2. Step 2: Convert to fraction form
    1,559,645.76/2,339,691.52 = 480,249.48/x
  3. Step 3: Cross multiply
    1,559,645.76x = 2,339,691.52 × 480,249.48
  4. Step 4: Simplify right side
    1,559,645.76x = 1,123,635,635,840.41
  5. Step 5: Solve for x
    x = 1,123,635,635,840.41/1,559,645.76
  6. Step 6: Final answer
    x = 720,442.85

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1.5x scale

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.