Home / 2,245,187.11-3,367,732.96-728,867.89

Finding the Fourth Proportional to 2,245,187.11, 3,367,732.96 and 728,867.89

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Solution

The fourth proportional to 2,245,187.11, 3,367,732.96 and 728,867.89 is: 1,093,286.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,187.11 : 3,367,732.96 = 728,867.89 : x
  2. Step 2: Convert to fraction form
    2,245,187.11/3,367,732.96 = 728,867.89/x
  3. Step 3: Cross multiply
    2,245,187.11x = 3,367,732.96 × 728,867.89
  4. Step 4: Simplify right side
    2,245,187.11x = 2,454,632,416,638.65
  5. Step 5: Solve for x
    x = 2,454,632,416,638.65/2,245,187.11
  6. Step 6: Final answer
    x = 1,093,286.35

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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.