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Finding the Fourth Proportional to 2,408,807.88, 3,324,154.89 and 1,335,719.88

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Solution

The fourth proportional to 2,408,807.88, 3,324,154.89 and 1,335,719.88 is: 1,843,293.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408,807.88 : 3,324,154.89 = 1,335,719.88 : x
  2. Step 2: Convert to fraction form
    2,408,807.88/3,324,154.89 = 1,335,719.88/x
  3. Step 3: Cross multiply
    2,408,807.88x = 3,324,154.89 × 1,335,719.88
  4. Step 4: Simplify right side
    2,408,807.88x = 4,440,139,770,772.21
  5. Step 5: Solve for x
    x = 4,440,139,770,772.21/2,408,807.88
  6. Step 6: Final answer
    x = 1,843,293.44

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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.