Home / 2,188,218.43-3,282,281.25-729,370.34

Finding the Fourth Proportional to 2,188,218.43, 3,282,281.25 and 729,370.34

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Solution

The fourth proportional to 2,188,218.43, 3,282,281.25 and 729,370.34 is: 1,094,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,218.43 : 3,282,281.25 = 729,370.34 : x
  2. Step 2: Convert to fraction form
    2,188,218.43/3,282,281.25 = 729,370.34/x
  3. Step 3: Cross multiply
    2,188,218.43x = 3,282,281.25 × 729,370.34
  4. Step 4: Simplify right side
    2,188,218.43x = 2,393,998,591,288.13
  5. Step 5: Solve for x
    x = 2,393,998,591,288.13/2,188,218.43
  6. Step 6: Final answer
    x = 1,094,040.05

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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.