Home / 2,218,239.60-3,327,348.60-869,449.20

Finding the Fourth Proportional to 2,218,239.60, 3,327,348.60 and 869,449.20

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Solution

The fourth proportional to 2,218,239.60, 3,327,348.60 and 869,449.20 is: 1,304,169.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,239.60 : 3,327,348.60 = 869,449.20 : x
  2. Step 2: Convert to fraction form
    2,218,239.60/3,327,348.60 = 869,449.20/x
  3. Step 3: Cross multiply
    2,218,239.60x = 3,327,348.60 × 869,449.20
  4. Step 4: Simplify right side
    2,218,239.60x = 2,892,960,578,391.12
  5. Step 5: Solve for x
    x = 2,892,960,578,391.12/2,218,239.60
  6. Step 6: Final answer
    x = 1,304,169.57

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1.5x scale

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.