Home / 2,948,379.55-4,422,593.93-818,629.74

Finding the Fourth Proportional to 2,948,379.55, 4,422,593.93 and 818,629.74

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Solution

The fourth proportional to 2,948,379.55, 4,422,593.93 and 818,629.74 is: 1,227,951.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,379.55 : 4,422,593.93 = 818,629.74 : x
  2. Step 2: Convert to fraction form
    2,948,379.55/4,422,593.93 = 818,629.74/x
  3. Step 3: Cross multiply
    2,948,379.55x = 4,422,593.93 × 818,629.74
  4. Step 4: Simplify right side
    2,948,379.55x = 3,620,466,914,948.33
  5. Step 5: Solve for x
    x = 3,620,466,914,948.33/2,948,379.55
  6. Step 6: Final answer
    x = 1,227,951.44

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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.