Home / 2,132,388.93-3,198,751.67-712,450.02

Finding the Fourth Proportional to 2,132,388.93, 3,198,751.67 and 712,450.02

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Solution

The fourth proportional to 2,132,388.93, 3,198,751.67 and 712,450.02 is: 1,068,731.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,388.93 : 3,198,751.67 = 712,450.02 : x
  2. Step 2: Convert to fraction form
    2,132,388.93/3,198,751.67 = 712,450.02/x
  3. Step 3: Cross multiply
    2,132,388.93x = 3,198,751.67 × 712,450.02
  4. Step 4: Simplify right side
    2,132,388.93x = 2,278,950,691,266.53
  5. Step 5: Solve for x
    x = 2,278,950,691,266.53/2,132,388.93
  6. Step 6: Final answer
    x = 1,068,731.25

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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.