Home / 3,998,523.89-5,512,223.85-2,850,611.33

Finding the Fourth Proportional to 3,998,523.89, 5,512,223.85 and 2,850,611.33

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Solution

The fourth proportional to 3,998,523.89, 5,512,223.85 and 2,850,611.33 is: 3,929,752.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,523.89 : 5,512,223.85 = 2,850,611.33 : x
  2. Step 2: Convert to fraction form
    3,998,523.89/5,512,223.85 = 2,850,611.33/x
  3. Step 3: Cross multiply
    3,998,523.89x = 5,512,223.85 × 2,850,611.33
  4. Step 4: Simplify right side
    3,998,523.89x = 15,713,207,763,396.99
  5. Step 5: Solve for x
    x = 15,713,207,763,396.99/3,998,523.89
  6. Step 6: Final answer
    x = 3,929,752.12

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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.