Home / 4,021,867.91-5,550,061.02-2,279,697.90

Finding the Fourth Proportional to 4,021,867.91, 5,550,061.02 and 2,279,697.90

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Solution

The fourth proportional to 4,021,867.91, 5,550,061.02 and 2,279,697.90 is: 3,145,916.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021,867.91 : 5,550,061.02 = 2,279,697.90 : x
  2. Step 2: Convert to fraction form
    4,021,867.91/5,550,061.02 = 2,279,697.90/x
  3. Step 3: Cross multiply
    4,021,867.91x = 5,550,061.02 × 2,279,697.90
  4. Step 4: Simplify right side
    4,021,867.91x = 12,652,462,452,165.86
  5. Step 5: Solve for x
    x = 12,652,462,452,165.86/4,021,867.91
  6. Step 6: Final answer
    x = 3,145,916.96

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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.