Home / 996,481.20-1,391,924.40-996,481.20

Finding the Fourth Proportional to 996,481.20, 1,391,924.40 and 996,481.20

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Solution

The fourth proportional to 996,481.20, 1,391,924.40 and 996,481.20 is: 1,391,924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,481.20 : 1,391,924.40 = 996,481.20 : x
  2. Step 2: Convert to fraction form
    996,481.20/1,391,924.40 = 996,481.20/x
  3. Step 3: Cross multiply
    996,481.20x = 1,391,924.40 × 996,481.20
  4. Step 4: Simplify right side
    996,481.20x = 1,387,026,496,421.28
  5. Step 5: Solve for x
    x = 1,387,026,496,421.28/996,481.20
  6. Step 6: Final answer
    x = 1,391,924.40

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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 (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.