Home / 2,491,335.42-3,438,042.85-1,345,415.76

Finding the Fourth Proportional to 2,491,335.42, 3,438,042.85 and 1,345,415.76

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Solution

The fourth proportional to 2,491,335.42, 3,438,042.85 and 1,345,415.76 is: 1,856,673.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,335.42 : 3,438,042.85 = 1,345,415.76 : x
  2. Step 2: Convert to fraction form
    2,491,335.42/3,438,042.85 = 1,345,415.76/x
  3. Step 3: Cross multiply
    2,491,335.42x = 3,438,042.85 × 1,345,415.76
  4. Step 4: Simplify right side
    2,491,335.42x = 4,625,597,033,945.32
  5. Step 5: Solve for x
    x = 4,625,597,033,945.32/2,491,335.42
  6. Step 6: Final answer
    x = 1,856,673.73

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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.