Home / 5,327,431.40-7,991,147.10-1,541,037.80

Finding the Fourth Proportional to 5,327,431.40, 7,991,147.10 and 1,541,037.80

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Solution

The fourth proportional to 5,327,431.40, 7,991,147.10 and 1,541,037.80 is: 2,311,556.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,431.40 : 7,991,147.10 = 1,541,037.80 : x
  2. Step 2: Convert to fraction form
    5,327,431.40/7,991,147.10 = 1,541,037.80/x
  3. Step 3: Cross multiply
    5,327,431.40x = 7,991,147.10 × 1,541,037.80
  4. Step 4: Simplify right side
    5,327,431.40x = 12,314,659,746,460.38
  5. Step 5: Solve for x
    x = 12,314,659,746,460.38/5,327,431.40
  6. Step 6: Final answer
    x = 2,311,556.70

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Double scale
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Similar ratio
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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.