Home / 2,491,382.82-3,438,108.16-1,345,463.05

Finding the Fourth Proportional to 2,491,382.82, 3,438,108.16 and 1,345,463.05

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Solution

The fourth proportional to 2,491,382.82, 3,438,108.16 and 1,345,463.05 is: 1,856,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,382.82 : 3,438,108.16 = 1,345,463.05 : x
  2. Step 2: Convert to fraction form
    2,491,382.82/3,438,108.16 = 1,345,463.05/x
  3. Step 3: Cross multiply
    2,491,382.82x = 3,438,108.16 × 1,345,463.05
  4. Step 4: Simplify right side
    2,491,382.82x = 4,625,847,491,183.49
  5. Step 5: Solve for x
    x = 4,625,847,491,183.49/2,491,382.82
  6. Step 6: Final answer
    x = 1,856,738.94

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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.