Home / 5,458,434.80-8,187,652.20-4,198,722.80

Finding the Fourth Proportional to 5,458,434.80, 8,187,652.20 and 4,198,722.80

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Solution

The fourth proportional to 5,458,434.80, 8,187,652.20 and 4,198,722.80 is: 6,298,084.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458,434.80 : 8,187,652.20 = 4,198,722.80 : x
  2. Step 2: Convert to fraction form
    5,458,434.80/8,187,652.20 = 4,198,722.80/x
  3. Step 3: Cross multiply
    5,458,434.80x = 8,187,652.20 × 4,198,722.80
  4. Step 4: Simplify right side
    5,458,434.80x = 34,377,681,970,610.16
  5. Step 5: Solve for x
    x = 34,377,681,970,610.16/5,458,434.80
  6. Step 6: Final answer
    x = 6,298,084.20

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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.