Home / 4,025,645.80-5,555,404.44-2,190,103.68

Finding the Fourth Proportional to 4,025,645.80, 5,555,404.44 and 2,190,103.68

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Solution

The fourth proportional to 4,025,645.80, 5,555,404.44 and 2,190,103.68 is: 3,022,350.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025,645.80 : 5,555,404.44 = 2,190,103.68 : x
  2. Step 2: Convert to fraction form
    4,025,645.80/5,555,404.44 = 2,190,103.68/x
  3. Step 3: Cross multiply
    4,025,645.80x = 5,555,404.44 × 2,190,103.68
  4. Step 4: Simplify right side
    4,025,645.80x = 12,166,911,728,765.11
  5. Step 5: Solve for x
    x = 12,166,911,728,765.11/4,025,645.80
  6. Step 6: Final answer
    x = 3,022,350.29

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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.