Home / 2,182,272.94-3,273,409.46-665,963.78

Finding the Fourth Proportional to 2,182,272.94, 3,273,409.46 and 665,963.78

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Solution

The fourth proportional to 2,182,272.94, 3,273,409.46 and 665,963.78 is: 998,945.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,272.94 : 3,273,409.46 = 665,963.78 : x
  2. Step 2: Convert to fraction form
    2,182,272.94/3,273,409.46 = 665,963.78/x
  3. Step 3: Cross multiply
    2,182,272.94x = 3,273,409.46 × 665,963.78
  4. Step 4: Simplify right side
    2,182,272.94x = 2,179,972,122,767.22
  5. Step 5: Solve for x
    x = 2,179,972,122,767.22/2,182,272.94
  6. Step 6: Final answer
    x = 998,945.68

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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.