Home / 3,942,853.66-5,441,143.98-2,132,017.66

Finding the Fourth Proportional to 3,942,853.66, 5,441,143.98 and 2,132,017.66

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Solution

The fourth proportional to 3,942,853.66, 5,441,143.98 and 2,132,017.66 is: 2,942,187.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,853.66 : 5,441,143.98 = 2,132,017.66 : x
  2. Step 2: Convert to fraction form
    3,942,853.66/5,441,143.98 = 2,132,017.66/x
  3. Step 3: Cross multiply
    3,942,853.66x = 5,441,143.98 × 2,132,017.66
  4. Step 4: Simplify right side
    3,942,853.66x = 11,600,615,055,962.69
  5. Step 5: Solve for x
    x = 11,600,615,055,962.69/3,942,853.66
  6. Step 6: Final answer
    x = 2,942,187.58

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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.