Home / 2,228,280.96-3,342,901-691,245.78

Finding the Fourth Proportional to 2,228,280.96, 3,342,901 and 691,245.78

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Solution

The fourth proportional to 2,228,280.96, 3,342,901 and 691,245.78 is: 1,037,017.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,280.96 : 3,342,901 = 691,245.78 : x
  2. Step 2: Convert to fraction form
    2,228,280.96/3,342,901 = 691,245.78/x
  3. Step 3: Cross multiply
    2,228,280.96x = 3,342,901 × 691,245.78
  4. Step 4: Simplify right side
    2,228,280.96x = 2,310,766,209,207.78
  5. Step 5: Solve for x
    x = 2,310,766,209,207.78/2,228,280.96
  6. Step 6: Final answer
    x = 1,037,017.44

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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.