Home / 2,345,101.80-3,517,652.70-1,399,540.20

Finding the Fourth Proportional to 2,345,101.80, 3,517,652.70 and 1,399,540.20

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Solution

The fourth proportional to 2,345,101.80, 3,517,652.70 and 1,399,540.20 is: 2,099,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345,101.80 : 3,517,652.70 = 1,399,540.20 : x
  2. Step 2: Convert to fraction form
    2,345,101.80/3,517,652.70 = 1,399,540.20/x
  3. Step 3: Cross multiply
    2,345,101.80x = 3,517,652.70 × 1,399,540.20
  4. Step 4: Simplify right side
    2,345,101.80x = 4,923,096,363,288.54
  5. Step 5: Solve for x
    x = 4,923,096,363,288.54/2,345,101.80
  6. Step 6: Final answer
    x = 2,099,310.30

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Similar ratio
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1.5x scale

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.