Home / 4,140,789.38-5,714,177.82-2,305,247.70

Finding the Fourth Proportional to 4,140,789.38, 5,714,177.82 and 2,305,247.70

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Solution

The fourth proportional to 4,140,789.38, 5,714,177.82 and 2,305,247.70 is: 3,181,179.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140,789.38 : 5,714,177.82 = 2,305,247.70 : x
  2. Step 2: Convert to fraction form
    4,140,789.38/5,714,177.82 = 2,305,247.70/x
  3. Step 3: Cross multiply
    4,140,789.38x = 5,714,177.82 × 2,305,247.70
  4. Step 4: Simplify right side
    4,140,789.38x = 13,172,595,276,946.02
  5. Step 5: Solve for x
    x = 13,172,595,276,946.02/4,140,789.38
  6. Step 6: Final answer
    x = 3,181,179.74

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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.