Home / 5,277,432.12-7,911,223.38-2,082,584.76

Finding the Fourth Proportional to 5,277,432.12, 7,911,223.38 and 2,082,584.76

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Solution

The fourth proportional to 5,277,432.12, 7,911,223.38 and 2,082,584.76 is: 3,121,933.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277,432.12 : 7,911,223.38 = 2,082,584.76 : x
  2. Step 2: Convert to fraction form
    5,277,432.12/7,911,223.38 = 2,082,584.76/x
  3. Step 3: Cross multiply
    5,277,432.12x = 7,911,223.38 × 2,082,584.76
  4. Step 4: Simplify right side
    5,277,432.12x = 16,475,793,244,143.69
  5. Step 5: Solve for x
    x = 16,475,793,244,143.69/5,277,432.12
  6. Step 6: Final answer
    x = 3,121,933.71

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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.