Home / 3,285,353.23-4,921,155.78-2,642,180.29

Finding the Fourth Proportional to 3,285,353.23, 4,921,155.78 and 2,642,180.29

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Solution

The fourth proportional to 3,285,353.23, 4,921,155.78 and 2,642,180.29 is: 3,957,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285,353.23 : 4,921,155.78 = 2,642,180.29 : x
  2. Step 2: Convert to fraction form
    3,285,353.23/4,921,155.78 = 2,642,180.29/x
  3. Step 3: Cross multiply
    3,285,353.23x = 4,921,155.78 × 2,642,180.29
  4. Step 4: Simplify right side
    3,285,353.23x = 13,002,580,805,935.58
  5. Step 5: Solve for x
    x = 13,002,580,805,935.58/3,285,353.23
  6. Step 6: Final answer
    x = 3,957,742.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.