Home / 2,815,294.13-4,223,273.34-2,109,806.20

Finding the Fourth Proportional to 2,815,294.13, 4,223,273.34 and 2,109,806.20

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Solution

The fourth proportional to 2,815,294.13, 4,223,273.34 and 2,109,806.20 is: 3,164,958.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,294.13 : 4,223,273.34 = 2,109,806.20 : x
  2. Step 2: Convert to fraction form
    2,815,294.13/4,223,273.34 = 2,109,806.20/x
  3. Step 3: Cross multiply
    2,815,294.13x = 4,223,273.34 × 2,109,806.20
  4. Step 4: Simplify right side
    2,815,294.13x = 8,910,288,261,194.01
  5. Step 5: Solve for x
    x = 8,910,288,261,194.01/2,815,294.13
  6. Step 6: Final answer
    x = 3,164,958.21

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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.