Home / 2,491,327.41-3,438,031.85-1,345,407.76

Finding the Fourth Proportional to 2,491,327.41, 3,438,031.85 and 1,345,407.76

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Solution

The fourth proportional to 2,491,327.41, 3,438,031.85 and 1,345,407.76 is: 1,856,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,327.41 : 3,438,031.85 = 1,345,407.76 : x
  2. Step 2: Convert to fraction form
    2,491,327.41/3,438,031.85 = 1,345,407.76/x
  3. Step 3: Cross multiply
    2,491,327.41x = 3,438,031.85 × 1,345,407.76
  4. Step 4: Simplify right side
    2,491,327.41x = 4,625,554,720,961.93
  5. Step 5: Solve for x
    x = 4,625,554,720,961.93/2,491,327.41
  6. Step 6: Final answer
    x = 1,856,662.72

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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.