Home / 2,144,122.56-3,209,272.80-1,183,067.28

Finding the Fourth Proportional to 2,144,122.56, 3,209,272.80 and 1,183,067.28

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Solution

The fourth proportional to 2,144,122.56, 3,209,272.80 and 1,183,067.28 is: 1,770,787.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,122.56 : 3,209,272.80 = 1,183,067.28 : x
  2. Step 2: Convert to fraction form
    2,144,122.56/3,209,272.80 = 1,183,067.28/x
  3. Step 3: Cross multiply
    2,144,122.56x = 3,209,272.80 × 1,183,067.28
  4. Step 4: Simplify right side
    2,144,122.56x = 3,796,785,642,273.98
  5. Step 5: Solve for x
    x = 3,796,785,642,273.98/2,144,122.56
  6. Step 6: Final answer
    x = 1,770,787.60

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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.