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Finding the Fourth Proportional to 3,422,510.88, 4,723,327.33 and 1,952,451.78

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Solution

The fourth proportional to 3,422,510.88, 4,723,327.33 and 1,952,451.78 is: 2,694,533.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422,510.88 : 4,723,327.33 = 1,952,451.78 : x
  2. Step 2: Convert to fraction form
    3,422,510.88/4,723,327.33 = 1,952,451.78/x
  3. Step 3: Cross multiply
    3,422,510.88x = 4,723,327.33 × 1,952,451.78
  4. Step 4: Simplify right side
    3,422,510.88x = 9,222,068,867,938.80
  5. Step 5: Solve for x
    x = 9,222,068,867,938.80/3,422,510.88
  6. Step 6: Final answer
    x = 2,694,533.11

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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.