Home / 3,034,372.20-4,187,515.82-1,811,387.54

Finding the Fourth Proportional to 3,034,372.20, 4,187,515.82 and 1,811,387.54

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Solution

The fourth proportional to 3,034,372.20, 4,187,515.82 and 1,811,387.54 is: 2,499,763.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034,372.20 : 4,187,515.82 = 1,811,387.54 : x
  2. Step 2: Convert to fraction form
    3,034,372.20/4,187,515.82 = 1,811,387.54/x
  3. Step 3: Cross multiply
    3,034,372.20x = 4,187,515.82 × 1,811,387.54
  4. Step 4: Simplify right side
    3,034,372.20x = 7,585,213,979,900.88
  5. Step 5: Solve for x
    x = 7,585,213,979,900.88/3,034,372.20
  6. Step 6: Final answer
    x = 2,499,763.86

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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.