Home / 3,821,781.38-5,273,961.35-2,079,376.61

Finding the Fourth Proportional to 3,821,781.38, 5,273,961.35 and 2,079,376.61

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Solution

The fourth proportional to 3,821,781.38, 5,273,961.35 and 2,079,376.61 is: 2,869,486.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,781.38 : 5,273,961.35 = 2,079,376.61 : x
  2. Step 2: Convert to fraction form
    3,821,781.38/5,273,961.35 = 2,079,376.61/x
  3. Step 3: Cross multiply
    3,821,781.38x = 5,273,961.35 × 2,079,376.61
  4. Step 4: Simplify right side
    3,821,781.38x = 10,966,551,836,467.33
  5. Step 5: Solve for x
    x = 10,966,551,836,467.33/3,821,781.38
  6. Step 6: Final answer
    x = 2,869,486.96

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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.