Home / 1,227,077.55-1,840,700.42-417,132.38

Finding the Fourth Proportional to 1,227,077.55, 1,840,700.42 and 417,132.38

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Solution

The fourth proportional to 1,227,077.55, 1,840,700.42 and 417,132.38 is: 625,727.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,077.55 : 1,840,700.42 = 417,132.38 : x
  2. Step 2: Convert to fraction form
    1,227,077.55/1,840,700.42 = 417,132.38/x
  3. Step 3: Cross multiply
    1,227,077.55x = 1,840,700.42 × 417,132.38
  4. Step 4: Simplify right side
    1,227,077.55x = 767,815,735,772.44
  5. Step 5: Solve for x
    x = 767,815,735,772.44/1,227,077.55
  6. Step 6: Final answer
    x = 625,727.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.