Home / 2,593,165.20-3,887,998.20-1,378,942.80

Finding the Fourth Proportional to 2,593,165.20, 3,887,998.20 and 1,378,942.80

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Solution

The fourth proportional to 2,593,165.20, 3,887,998.20 and 1,378,942.80 is: 2,067,483.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,593,165.20 : 3,887,998.20 = 1,378,942.80 : x
  2. Step 2: Convert to fraction form
    2,593,165.20/3,887,998.20 = 1,378,942.80/x
  3. Step 3: Cross multiply
    2,593,165.20x = 3,887,998.20 × 1,378,942.80
  4. Step 4: Simplify right side
    2,593,165.20x = 5,361,327,124,302.96
  5. Step 5: Solve for x
    x = 5,361,327,124,302.96/2,593,165.20
  6. Step 6: Final answer
    x = 2,067,483.83

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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.