Home / 4,629,940.28-6,943,438.20-4,327,687.86

Finding the Fourth Proportional to 4,629,940.28, 6,943,438.20 and 4,327,687.86

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Solution

The fourth proportional to 4,629,940.28, 6,943,438.20 and 4,327,687.86 is: 6,490,155.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,629,940.28 : 6,943,438.20 = 4,327,687.86 : x
  2. Step 2: Convert to fraction form
    4,629,940.28/6,943,438.20 = 4,327,687.86/x
  3. Step 3: Cross multiply
    4,629,940.28x = 6,943,438.20 × 4,327,687.86
  4. Step 4: Simplify right side
    4,629,940.28x = 30,049,033,204,800.25
  5. Step 5: Solve for x
    x = 30,049,033,204,800.25/4,629,940.28
  6. Step 6: Final answer
    x = 6,490,155.68

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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.