Home / 1,345,114-1,856,296.20-741,540.88

Finding the Fourth Proportional to 1,345,114, 1,856,296.20 and 741,540.88

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Solution

The fourth proportional to 1,345,114, 1,856,296.20 and 741,540.88 is: 1,023,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,114 : 1,856,296.20 = 741,540.88 : x
  2. Step 2: Convert to fraction form
    1,345,114/1,856,296.20 = 741,540.88/x
  3. Step 3: Cross multiply
    1,345,114x = 1,856,296.20 × 741,540.88
  4. Step 4: Simplify right side
    1,345,114x = 1,376,519,517,688.66
  5. Step 5: Solve for x
    x = 1,376,519,517,688.66/1,345,114
  6. Step 6: Final answer
    x = 1,023,347.85

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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.