Home / 3,781,355.94-5,218,712.37-2,150,007.75

Finding the Fourth Proportional to 3,781,355.94, 5,218,712.37 and 2,150,007.75

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Solution

The fourth proportional to 3,781,355.94, 5,218,712.37 and 2,150,007.75 is: 2,967,261.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,355.94 : 5,218,712.37 = 2,150,007.75 : x
  2. Step 2: Convert to fraction form
    3,781,355.94/5,218,712.37 = 2,150,007.75/x
  3. Step 3: Cross multiply
    3,781,355.94x = 5,218,712.37 × 2,150,007.75
  4. Step 4: Simplify right side
    3,781,355.94x = 11,220,272,040,520.87
  5. Step 5: Solve for x
    x = 11,220,272,040,520.87/3,781,355.94
  6. Step 6: Final answer
    x = 2,967,261.54

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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.