Home / 756,046.20-1,134,069.30-705,854.55

Finding the Fourth Proportional to 756,046.20, 1,134,069.30 and 705,854.55

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Solution

The fourth proportional to 756,046.20, 1,134,069.30 and 705,854.55 is: 1,058,781.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,046.20 : 1,134,069.30 = 705,854.55 : x
  2. Step 2: Convert to fraction form
    756,046.20/1,134,069.30 = 705,854.55/x
  3. Step 3: Cross multiply
    756,046.20x = 1,134,069.30 × 705,854.55
  4. Step 4: Simplify right side
    756,046.20x = 800,487,975,420.32
  5. Step 5: Solve for x
    x = 800,487,975,420.32/756,046.20
  6. Step 6: Final answer
    x = 1,058,781.83

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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.