Home / 3,998,523.71-5,512,223.52-2,850,611.15

Finding the Fourth Proportional to 3,998,523.71, 5,512,223.52 and 2,850,611.15

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Solution

The fourth proportional to 3,998,523.71, 5,512,223.52 and 2,850,611.15 is: 3,929,751.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,523.71 : 5,512,223.52 = 2,850,611.15 : x
  2. Step 2: Convert to fraction form
    3,998,523.71/5,512,223.52 = 2,850,611.15/x
  3. Step 3: Cross multiply
    3,998,523.71x = 5,512,223.52 × 2,850,611.15
  4. Step 4: Simplify right side
    3,998,523.71x = 15,713,205,799,843.13
  5. Step 5: Solve for x
    x = 15,713,205,799,843.13/3,998,523.71
  6. Step 6: Final answer
    x = 3,929,751.82

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1.5x scale

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.