Home / 3,383,015.76-5,074,540.68-858,671.82

Finding the Fourth Proportional to 3,383,015.76, 5,074,540.68 and 858,671.82

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Solution

The fourth proportional to 3,383,015.76, 5,074,540.68 and 858,671.82 is: 1,288,012.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383,015.76 : 5,074,540.68 = 858,671.82 : x
  2. Step 2: Convert to fraction form
    3,383,015.76/5,074,540.68 = 858,671.82/x
  3. Step 3: Cross multiply
    3,383,015.76x = 5,074,540.68 × 858,671.82
  4. Step 4: Simplify right side
    3,383,015.76x = 4,357,365,081,359.64
  5. Step 5: Solve for x
    x = 4,357,365,081,359.64/3,383,015.76
  6. Step 6: Final answer
    x = 1,288,012.06

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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.