Home / 2,632,964.80-3,949,447.20-2,154,667.90

Finding the Fourth Proportional to 2,632,964.80, 3,949,447.20 and 2,154,667.90

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Solution

The fourth proportional to 2,632,964.80, 3,949,447.20 and 2,154,667.90 is: 3,232,001.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,964.80 : 3,949,447.20 = 2,154,667.90 : x
  2. Step 2: Convert to fraction form
    2,632,964.80/3,949,447.20 = 2,154,667.90/x
  3. Step 3: Cross multiply
    2,632,964.80x = 3,949,447.20 × 2,154,667.90
  4. Step 4: Simplify right side
    2,632,964.80x = 8,509,747,104,584.88
  5. Step 5: Solve for x
    x = 8,509,747,104,584.88/2,632,964.80
  6. Step 6: Final answer
    x = 3,232,001.85

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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.