Home / 2,906,620.74-4,010,987.46-2,218,773.69

Finding the Fourth Proportional to 2,906,620.74, 4,010,987.46 and 2,218,773.69

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Solution

The fourth proportional to 2,906,620.74, 4,010,987.46 and 2,218,773.69 is: 3,061,793.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,620.74 : 4,010,987.46 = 2,218,773.69 : x
  2. Step 2: Convert to fraction form
    2,906,620.74/4,010,987.46 = 2,218,773.69/x
  3. Step 3: Cross multiply
    2,906,620.74x = 4,010,987.46 × 2,218,773.69
  4. Step 4: Simplify right side
    2,906,620.74x = 8,899,473,447,167.93
  5. Step 5: Solve for x
    x = 8,899,473,447,167.93/2,906,620.74
  6. Step 6: Final answer
    x = 3,061,793.83

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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.