Home / 3,519,523.20-5,278,766.40-995,433.60

Finding the Fourth Proportional to 3,519,523.20, 5,278,766.40 and 995,433.60

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Solution

The fourth proportional to 3,519,523.20, 5,278,766.40 and 995,433.60 is: 1,493,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,523.20 : 5,278,766.40 = 995,433.60 : x
  2. Step 2: Convert to fraction form
    3,519,523.20/5,278,766.40 = 995,433.60/x
  3. Step 3: Cross multiply
    3,519,523.20x = 5,278,766.40 × 995,433.60
  4. Step 4: Simplify right side
    3,519,523.20x = 5,254,661,441,111.04
  5. Step 5: Solve for x
    x = 5,254,661,441,111.04/3,519,523.20
  6. Step 6: Final answer
    x = 1,493,003.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.