Home / 3,649,934.90-5,036,942.78-2,018,452.02

Finding the Fourth Proportional to 3,649,934.90, 5,036,942.78 and 2,018,452.02

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Solution

The fourth proportional to 3,649,934.90, 5,036,942.78 and 2,018,452.02 is: 2,785,481.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649,934.90 : 5,036,942.78 = 2,018,452.02 : x
  2. Step 2: Convert to fraction form
    3,649,934.90/5,036,942.78 = 2,018,452.02/x
  3. Step 3: Cross multiply
    3,649,934.90x = 5,036,942.78 × 2,018,452.02
  4. Step 4: Simplify right side
    3,649,934.90x = 10,166,827,328,915.42
  5. Step 5: Solve for x
    x = 10,166,827,328,915.42/3,649,934.90
  6. Step 6: Final answer
    x = 2,785,481.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.