Home / 5,188,758.48-7,787,922.39-2,631,768.30

Finding the Fourth Proportional to 5,188,758.48, 7,787,922.39 and 2,631,768.30

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Solution

The fourth proportional to 5,188,758.48, 7,787,922.39 and 2,631,768.30 is: 3,950,079.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,758.48 : 7,787,922.39 = 2,631,768.30 : x
  2. Step 2: Convert to fraction form
    5,188,758.48/7,787,922.39 = 2,631,768.30/x
  3. Step 3: Cross multiply
    5,188,758.48x = 7,787,922.39 × 2,631,768.30
  4. Step 4: Simplify right side
    5,188,758.48x = 20,496,007,268,862.23
  5. Step 5: Solve for x
    x = 20,496,007,268,862.23/5,188,758.48
  6. Step 6: Final answer
    x = 3,950,079.26

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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.