Home / 2,543,565.35-3,815,348.03-2,201,081.15

Finding the Fourth Proportional to 2,543,565.35, 3,815,348.03 and 2,201,081.15

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Solution

The fourth proportional to 2,543,565.35, 3,815,348.03 and 2,201,081.15 is: 3,301,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,565.35 : 3,815,348.03 = 2,201,081.15 : x
  2. Step 2: Convert to fraction form
    2,543,565.35/3,815,348.03 = 2,201,081.15/x
  3. Step 3: Cross multiply
    2,543,565.35x = 3,815,348.03 × 2,201,081.15
  4. Step 4: Simplify right side
    2,543,565.35x = 8,397,890,618,517.23
  5. Step 5: Solve for x
    x = 8,397,890,618,517.23/2,543,565.35
  6. Step 6: Final answer
    x = 3,301,621.73

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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.