Home / 1,352,757.27-1,866,786.30-740,909.73

Finding the Fourth Proportional to 1,352,757.27, 1,866,786.30 and 740,909.73

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Solution

The fourth proportional to 1,352,757.27, 1,866,786.30 and 740,909.73 is: 1,022,445.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,757.27 : 1,866,786.30 = 740,909.73 : x
  2. Step 2: Convert to fraction form
    1,352,757.27/1,866,786.30 = 740,909.73/x
  3. Step 3: Cross multiply
    1,352,757.27x = 1,866,786.30 × 740,909.73
  4. Step 4: Simplify right side
    1,352,757.27x = 1,383,120,133,500.70
  5. Step 5: Solve for x
    x = 1,383,120,133,500.70/1,352,757.27
  6. Step 6: Final answer
    x = 1,022,445.17

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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.