Home / 4,921,481.60-7,382,222.40-2,681,993.60

Finding the Fourth Proportional to 4,921,481.60, 7,382,222.40 and 2,681,993.60

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Solution

The fourth proportional to 4,921,481.60, 7,382,222.40 and 2,681,993.60 is: 4,022,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,921,481.60 : 7,382,222.40 = 2,681,993.60 : x
  2. Step 2: Convert to fraction form
    4,921,481.60/7,382,222.40 = 2,681,993.60/x
  3. Step 3: Cross multiply
    4,921,481.60x = 7,382,222.40 × 2,681,993.60
  4. Step 4: Simplify right side
    4,921,481.60x = 19,799,073,230,576.64
  5. Step 5: Solve for x
    x = 19,799,073,230,576.64/4,921,481.60
  6. Step 6: Final answer
    x = 4,022,990.40

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