Home / 2,756,937.20-4,135,405.80-2,632,934.30

Finding the Fourth Proportional to 2,756,937.20, 4,135,405.80 and 2,632,934.30

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Solution

The fourth proportional to 2,756,937.20, 4,135,405.80 and 2,632,934.30 is: 3,949,401.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756,937.20 : 4,135,405.80 = 2,632,934.30 : x
  2. Step 2: Convert to fraction form
    2,756,937.20/4,135,405.80 = 2,632,934.30/x
  3. Step 3: Cross multiply
    2,756,937.20x = 4,135,405.80 × 2,632,934.30
  4. Step 4: Simplify right side
    2,756,937.20x = 10,888,251,775,238.94
  5. Step 5: Solve for x
    x = 10,888,251,775,238.94/2,756,937.20
  6. Step 6: Final answer
    x = 3,949,401.45

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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.