Home / 2,245,781.70-3,368,672.55-1,234,512.90

Finding the Fourth Proportional to 2,245,781.70, 3,368,672.55 and 1,234,512.90

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Solution

The fourth proportional to 2,245,781.70, 3,368,672.55 and 1,234,512.90 is: 1,851,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,781.70 : 3,368,672.55 = 1,234,512.90 : x
  2. Step 2: Convert to fraction form
    2,245,781.70/3,368,672.55 = 1,234,512.90/x
  3. Step 3: Cross multiply
    2,245,781.70x = 3,368,672.55 × 1,234,512.90
  4. Step 4: Simplify right side
    2,245,781.70x = 4,158,669,718,850.89
  5. Step 5: Solve for x
    x = 4,158,669,718,850.89/2,245,781.70
  6. Step 6: Final answer
    x = 1,851,769.35

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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.