Home / 2,218,450.80-3,327,676.20-722,542.80

Finding the Fourth Proportional to 2,218,450.80, 3,327,676.20 and 722,542.80

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Solution

The fourth proportional to 2,218,450.80, 3,327,676.20 and 722,542.80 is: 1,083,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,450.80 : 3,327,676.20 = 722,542.80 : x
  2. Step 2: Convert to fraction form
    2,218,450.80/3,327,676.20 = 722,542.80/x
  3. Step 3: Cross multiply
    2,218,450.80x = 3,327,676.20 × 722,542.80
  4. Step 4: Simplify right side
    2,218,450.80x = 2,404,388,479,041.36
  5. Step 5: Solve for x
    x = 2,404,388,479,041.36/2,218,450.80
  6. Step 6: Final answer
    x = 1,083,814.20

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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.