Home / 1,314,538.38-1,814,080.59-741,576.78

Finding the Fourth Proportional to 1,314,538.38, 1,814,080.59 and 741,576.78

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Solution

The fourth proportional to 1,314,538.38, 1,814,080.59 and 741,576.78 is: 1,023,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,538.38 : 1,814,080.59 = 741,576.78 : x
  2. Step 2: Convert to fraction form
    1,314,538.38/1,814,080.59 = 741,576.78/x
  3. Step 3: Cross multiply
    1,314,538.38x = 1,814,080.59 × 741,576.78
  4. Step 4: Simplify right side
    1,314,538.38x = 1,345,280,042,592.70
  5. Step 5: Solve for x
    x = 1,345,280,042,592.70/1,314,538.38
  6. Step 6: Final answer
    x = 1,023,385.90

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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.