Home / 786,081.90-1,179,122.85-700,460.85

Finding the Fourth Proportional to 786,081.90, 1,179,122.85 and 700,460.85

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Solution

The fourth proportional to 786,081.90, 1,179,122.85 and 700,460.85 is: 1,050,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,081.90 : 1,179,122.85 = 700,460.85 : x
  2. Step 2: Convert to fraction form
    786,081.90/1,179,122.85 = 700,460.85/x
  3. Step 3: Cross multiply
    786,081.90x = 1,179,122.85 × 700,460.85
  4. Step 4: Simplify right side
    786,081.90x = 825,929,393,765.42
  5. Step 5: Solve for x
    x = 825,929,393,765.42/786,081.90
  6. Step 6: Final answer
    x = 1,050,691.28

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Double scale
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Similar ratio
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1.5x scale

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.