Home / 3,855,917.57-5,320,961.42-2,224,227.85

Finding the Fourth Proportional to 3,855,917.57, 5,320,961.42 and 2,224,227.85

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Solution

The fourth proportional to 3,855,917.57, 5,320,961.42 and 2,224,227.85 is: 3,069,316.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,917.57 : 5,320,961.42 = 2,224,227.85 : x
  2. Step 2: Convert to fraction form
    3,855,917.57/5,320,961.42 = 2,224,227.85/x
  3. Step 3: Cross multiply
    3,855,917.57x = 5,320,961.42 × 2,224,227.85
  4. Step 4: Simplify right side
    3,855,917.57x = 11,835,030,554,716.01
  5. Step 5: Solve for x
    x = 11,835,030,554,716.01/3,855,917.57
  6. Step 6: Final answer
    x = 3,069,316.28

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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.