Home / 3,821,931.60-5,274,483.84-2,190,610.70

Finding the Fourth Proportional to 3,821,931.60, 5,274,483.84 and 2,190,610.70

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Solution

The fourth proportional to 3,821,931.60, 5,274,483.84 and 2,190,610.70 is: 3,023,167.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,931.60 : 5,274,483.84 = 2,190,610.70 : x
  2. Step 2: Convert to fraction form
    3,821,931.60/5,274,483.84 = 2,190,610.70/x
  3. Step 3: Cross multiply
    3,821,931.60x = 5,274,483.84 × 2,190,610.70
  4. Step 4: Simplify right side
    3,821,931.60x = 11,554,340,750,067.30
  5. Step 5: Solve for x
    x = 11,554,340,750,067.30/3,821,931.60
  6. Step 6: Final answer
    x = 3,023,167.85

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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.