Home / 1,339,946.62-2,008,789.50-581,216.86

Finding the Fourth Proportional to 1,339,946.62, 2,008,789.50 and 581,216.86

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Solution

The fourth proportional to 1,339,946.62, 2,008,789.50 and 581,216.86 is: 871,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,946.62 : 2,008,789.50 = 581,216.86 : x
  2. Step 2: Convert to fraction form
    1,339,946.62/2,008,789.50 = 581,216.86/x
  3. Step 3: Cross multiply
    1,339,946.62x = 2,008,789.50 × 581,216.86
  4. Step 4: Simplify right side
    1,339,946.62x = 1,167,542,325,590.97
  5. Step 5: Solve for x
    x = 1,167,542,325,590.97/1,339,946.62
  6. Step 6: Final answer
    x = 871,334.95

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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.