Home / 3,218,229.66-4,441,542.42-1,929,027.18

Finding the Fourth Proportional to 3,218,229.66, 4,441,542.42 and 1,929,027.18

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Solution

The fourth proportional to 3,218,229.66, 4,441,542.42 and 1,929,027.18 is: 2,662,288.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,229.66 : 4,441,542.42 = 1,929,027.18 : x
  2. Step 2: Convert to fraction form
    3,218,229.66/4,441,542.42 = 1,929,027.18/x
  3. Step 3: Cross multiply
    3,218,229.66x = 4,441,542.42 × 1,929,027.18
  4. Step 4: Simplify right side
    3,218,229.66x = 8,567,856,027,579.11
  5. Step 5: Solve for x
    x = 8,567,856,027,579.11/3,218,229.66
  6. Step 6: Final answer
    x = 2,662,288.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.