Home / 3,943,659.66-5,442,253.92-2,132,823.66

Finding the Fourth Proportional to 3,943,659.66, 5,442,253.92 and 2,132,823.66

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Solution

The fourth proportional to 3,943,659.66, 5,442,253.92 and 2,132,823.66 is: 2,943,298.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,659.66 : 5,442,253.92 = 2,132,823.66 : x
  2. Step 2: Convert to fraction form
    3,943,659.66/5,442,253.92 = 2,132,823.66/x
  3. Step 3: Cross multiply
    3,943,659.66x = 5,442,253.92 × 2,132,823.66
  4. Step 4: Simplify right side
    3,943,659.66x = 11,607,367,924,303.75
  5. Step 5: Solve for x
    x = 11,607,367,924,303.75/3,943,659.66
  6. Step 6: Final answer
    x = 2,943,298.59

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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.