Home / 2,425,612.20-3,640,751.10-1,228,885.80

Finding the Fourth Proportional to 2,425,612.20, 3,640,751.10 and 1,228,885.80

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Solution

The fourth proportional to 2,425,612.20, 3,640,751.10 and 1,228,885.80 is: 1,844,510.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,612.20 : 3,640,751.10 = 1,228,885.80 : x
  2. Step 2: Convert to fraction form
    2,425,612.20/3,640,751.10 = 1,228,885.80/x
  3. Step 3: Cross multiply
    2,425,612.20x = 3,640,751.10 × 1,228,885.80
  4. Step 4: Simplify right side
    2,425,612.20x = 4,474,067,328,124.38
  5. Step 5: Solve for x
    x = 4,474,067,328,124.38/2,425,612.20
  6. Step 6: Final answer
    x = 1,844,510.56

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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.