Home / 3,942,850.01-5,441,129.21-2,132,009.69

Finding the Fourth Proportional to 3,942,850.01, 5,441,129.21 and 2,132,009.69

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Solution

The fourth proportional to 3,942,850.01, 5,441,129.21 and 2,132,009.69 is: 2,942,171.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,850.01 : 5,441,129.21 = 2,132,009.69 : x
  2. Step 2: Convert to fraction form
    3,942,850.01/5,441,129.21 = 2,132,009.69/x
  3. Step 3: Cross multiply
    3,942,850.01x = 5,441,129.21 × 2,132,009.69
  4. Step 4: Simplify right side
    3,942,850.01x = 11,600,540,181,329.20
  5. Step 5: Solve for x
    x = 11,600,540,181,329.20/3,942,850.01
  6. Step 6: Final answer
    x = 2,942,171.31

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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.