Home / 3,952,231.72-5,454,083.34-2,141,395.72

Finding the Fourth Proportional to 3,952,231.72, 5,454,083.34 and 2,141,395.72

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Solution

The fourth proportional to 3,952,231.72, 5,454,083.34 and 2,141,395.72 is: 2,955,128.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952,231.72 : 5,454,083.34 = 2,141,395.72 : x
  2. Step 2: Convert to fraction form
    3,952,231.72/5,454,083.34 = 2,141,395.72/x
  3. Step 3: Cross multiply
    3,952,231.72x = 5,454,083.34 × 2,141,395.72
  4. Step 4: Simplify right side
    3,952,231.72x = 11,679,350,720,799.30
  5. Step 5: Solve for x
    x = 11,679,350,720,799.30/3,952,231.72
  6. Step 6: Final answer
    x = 2,955,128.03

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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.