Home / 3,998,532.38-5,512,235.42-2,850,619.82

Finding the Fourth Proportional to 3,998,532.38, 5,512,235.42 and 2,850,619.82

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Solution

The fourth proportional to 3,998,532.38, 5,512,235.42 and 2,850,619.82 is: 3,929,763.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,532.38 : 5,512,235.42 = 2,850,619.82 : x
  2. Step 2: Convert to fraction form
    3,998,532.38/5,512,235.42 = 2,850,619.82/x
  3. Step 3: Cross multiply
    3,998,532.38x = 5,512,235.42 × 2,850,619.82
  4. Step 4: Simplify right side
    3,998,532.38x = 15,713,287,520,323.40
  5. Step 5: Solve for x
    x = 15,713,287,520,323.40/3,998,532.38
  6. Step 6: Final answer
    x = 3,929,763.73

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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.