Home / 3,115,789.38-4,673,216.52-985,596.66

Finding the Fourth Proportional to 3,115,789.38, 4,673,216.52 and 985,596.66

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Solution

The fourth proportional to 3,115,789.38, 4,673,216.52 and 985,596.66 is: 1,478,247.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,789.38 : 4,673,216.52 = 985,596.66 : x
  2. Step 2: Convert to fraction form
    3,115,789.38/4,673,216.52 = 985,596.66/x
  3. Step 3: Cross multiply
    3,115,789.38x = 4,673,216.52 × 985,596.66
  4. Step 4: Simplify right side
    3,115,789.38x = 4,605,906,593,568.82
  5. Step 5: Solve for x
    x = 4,605,906,593,568.82/3,115,789.38
  6. Step 6: Final answer
    x = 1,478,247.09

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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.