Home / 2,757,105.80-4,135,660.20-863,995.40

Finding the Fourth Proportional to 2,757,105.80, 4,135,660.20 and 863,995.40

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Solution

The fourth proportional to 2,757,105.80, 4,135,660.20 and 863,995.40 is: 1,295,993.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757,105.80 : 4,135,660.20 = 863,995.40 : x
  2. Step 2: Convert to fraction form
    2,757,105.80/4,135,660.20 = 863,995.40/x
  3. Step 3: Cross multiply
    2,757,105.80x = 4,135,660.20 × 863,995.40
  4. Step 4: Simplify right side
    2,757,105.80x = 3,573,191,388,763.08
  5. Step 5: Solve for x
    x = 3,573,191,388,763.08/2,757,105.80
  6. Step 6: Final answer
    x = 1,295,993.57

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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.