Home / 3,287,222.94-4,921,974.09-2,147,161.98

Finding the Fourth Proportional to 3,287,222.94, 4,921,974.09 and 2,147,161.98

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Solution

The fourth proportional to 3,287,222.94, 4,921,974.09 and 2,147,161.98 is: 3,214,955.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,222.94 : 4,921,974.09 = 2,147,161.98 : x
  2. Step 2: Convert to fraction form
    3,287,222.94/4,921,974.09 = 2,147,161.98/x
  3. Step 3: Cross multiply
    3,287,222.94x = 4,921,974.09 × 2,147,161.98
  4. Step 4: Simplify right side
    3,287,222.94x = 10,568,275,632,593.10
  5. Step 5: Solve for x
    x = 10,568,275,632,593.10/3,287,222.94
  6. Step 6: Final answer
    x = 3,214,955.55

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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.