Home / 3,959,658.20-5,461,505.16-3,634,020.38

Finding the Fourth Proportional to 3,959,658.20, 5,461,505.16 and 3,634,020.38

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Solution

The fourth proportional to 3,959,658.20, 5,461,505.16 and 3,634,020.38 is: 5,012,357.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,658.20 : 5,461,505.16 = 3,634,020.38 : x
  2. Step 2: Convert to fraction form
    3,959,658.20/5,461,505.16 = 3,634,020.38/x
  3. Step 3: Cross multiply
    3,959,658.20x = 5,461,505.16 × 3,634,020.38
  4. Step 4: Simplify right side
    3,959,658.20x = 19,847,221,056,915.16
  5. Step 5: Solve for x
    x = 19,847,221,056,915.16/3,959,658.20
  6. Step 6: Final answer
    x = 5,012,357.14

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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.