Home / 2,188,958.90-3,285,456.60-1,110,228.44

Finding the Fourth Proportional to 2,188,958.90, 3,285,456.60 and 1,110,228.44

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Solution

The fourth proportional to 2,188,958.90, 3,285,456.60 and 1,110,228.44 is: 1,666,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,958.90 : 3,285,456.60 = 1,110,228.44 : x
  2. Step 2: Convert to fraction form
    2,188,958.90/3,285,456.60 = 1,110,228.44/x
  3. Step 3: Cross multiply
    2,188,958.90x = 3,285,456.60 × 1,110,228.44
  4. Step 4: Simplify right side
    2,188,958.90x = 3,647,607,339,278.42
  5. Step 5: Solve for x
    x = 3,647,607,339,278.42/2,188,958.90
  6. Step 6: Final answer
    x = 1,666,366.30

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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.