Home / 5,135,589.72-7,087,027.20-2,843,701.20

Finding the Fourth Proportional to 5,135,589.72, 7,087,027.20 and 2,843,701.20

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Solution

The fourth proportional to 5,135,589.72, 7,087,027.20 and 2,843,701.20 is: 3,924,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,589.72 : 7,087,027.20 = 2,843,701.20 : x
  2. Step 2: Convert to fraction form
    5,135,589.72/7,087,027.20 = 2,843,701.20/x
  3. Step 3: Cross multiply
    5,135,589.72x = 7,087,027.20 × 2,843,701.20
  4. Step 4: Simplify right side
    5,135,589.72x = 20,153,387,753,072.64
  5. Step 5: Solve for x
    x = 20,153,387,753,072.64/5,135,589.72
  6. Step 6: Final answer
    x = 3,924,259.70

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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.