Home / 1,115,194.39-1,673,632.82-516,575.53

Finding the Fourth Proportional to 1,115,194.39, 1,673,632.82 and 516,575.53

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Solution

The fourth proportional to 1,115,194.39, 1,673,632.82 and 516,575.53 is: 775,252.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,194.39 : 1,673,632.82 = 516,575.53 : x
  2. Step 2: Convert to fraction form
    1,115,194.39/1,673,632.82 = 516,575.53/x
  3. Step 3: Cross multiply
    1,115,194.39x = 1,673,632.82 × 516,575.53
  4. Step 4: Simplify right side
    1,115,194.39x = 864,557,761,016.90
  5. Step 5: Solve for x
    x = 864,557,761,016.90/1,115,194.39
  6. Step 6: Final answer
    x = 775,252.97

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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.