Home / 1,253,025.80-1,729,177.24-680,065.96

Finding the Fourth Proportional to 1,253,025.80, 1,729,177.24 and 680,065.96

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Solution

The fourth proportional to 1,253,025.80, 1,729,177.24 and 680,065.96 is: 938,491.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,025.80 : 1,729,177.24 = 680,065.96 : x
  2. Step 2: Convert to fraction form
    1,253,025.80/1,729,177.24 = 680,065.96/x
  3. Step 3: Cross multiply
    1,253,025.80x = 1,729,177.24 × 680,065.96
  4. Step 4: Simplify right side
    1,253,025.80x = 1,175,954,579,730.75
  5. Step 5: Solve for x
    x = 1,175,954,579,730.75/1,253,025.80
  6. Step 6: Final answer
    x = 938,491.91

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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.