Home / 2,491,124.17-3,437,761.85-1,403,408.78

Finding the Fourth Proportional to 2,491,124.17, 3,437,761.85 and 1,403,408.78

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Solution

The fourth proportional to 2,491,124.17, 3,437,761.85 and 1,403,408.78 is: 1,936,710.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,124.17 : 3,437,761.85 = 1,403,408.78 : x
  2. Step 2: Convert to fraction form
    2,491,124.17/3,437,761.85 = 1,403,408.78/x
  3. Step 3: Cross multiply
    2,491,124.17x = 3,437,761.85 × 1,403,408.78
  4. Step 4: Simplify right side
    2,491,124.17x = 4,824,585,175,941.97
  5. Step 5: Solve for x
    x = 4,824,585,175,941.97/2,491,124.17
  6. Step 6: Final answer
    x = 1,936,710.04

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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.