Home / 3,649,778.90-5,474,979.74-954,099.80

Finding the Fourth Proportional to 3,649,778.90, 5,474,979.74 and 954,099.80

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Solution

The fourth proportional to 3,649,778.90, 5,474,979.74 and 954,099.80 is: 1,431,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649,778.90 : 5,474,979.74 = 954,099.80 : x
  2. Step 2: Convert to fraction form
    3,649,778.90/5,474,979.74 = 954,099.80/x
  3. Step 3: Cross multiply
    3,649,778.90x = 5,474,979.74 × 954,099.80
  4. Step 4: Simplify right side
    3,649,778.90x = 5,223,677,049,948.40
  5. Step 5: Solve for x
    x = 5,223,677,049,948.40/3,649,778.90
  6. Step 6: Final answer
    x = 1,431,231.10

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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.