Home / 2,218,306.85-3,061,265.50-1,199,711.60

Finding the Fourth Proportional to 2,218,306.85, 3,061,265.50 and 1,199,711.60

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Solution

The fourth proportional to 2,218,306.85, 3,061,265.50 and 1,199,711.60 is: 1,655,603.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,306.85 : 3,061,265.50 = 1,199,711.60 : x
  2. Step 2: Convert to fraction form
    2,218,306.85/3,061,265.50 = 1,199,711.60/x
  3. Step 3: Cross multiply
    2,218,306.85x = 3,061,265.50 × 1,199,711.60
  4. Step 4: Simplify right side
    2,218,306.85x = 3,672,635,745,922.48
  5. Step 5: Solve for x
    x = 3,672,635,745,922.48/2,218,306.85
  6. Step 6: Final answer
    x = 1,655,603.12

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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.