Home / 4,002,720.35-5,523,746.60-2,167,178.34

Finding the Fourth Proportional to 4,002,720.35, 5,523,746.60 and 2,167,178.34

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Solution

The fourth proportional to 4,002,720.35, 5,523,746.60 and 2,167,178.34 is: 2,990,702.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002,720.35 : 5,523,746.60 = 2,167,178.34 : x
  2. Step 2: Convert to fraction form
    4,002,720.35/5,523,746.60 = 2,167,178.34/x
  3. Step 3: Cross multiply
    4,002,720.35x = 5,523,746.60 × 2,167,178.34
  4. Step 4: Simplify right side
    4,002,720.35x = 11,970,943,982,229.56
  5. Step 5: Solve for x
    x = 11,970,943,982,229.56/4,002,720.35
  6. Step 6: Final answer
    x = 2,990,702.06

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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.