Home / 2,438,968.20-3,656,974.86-1,090,879.53

Finding the Fourth Proportional to 2,438,968.20, 3,656,974.86 and 1,090,879.53

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Solution

The fourth proportional to 2,438,968.20, 3,656,974.86 and 1,090,879.53 is: 1,635,658.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438,968.20 : 3,656,974.86 = 1,090,879.53 : x
  2. Step 2: Convert to fraction form
    2,438,968.20/3,656,974.86 = 1,090,879.53/x
  3. Step 3: Cross multiply
    2,438,968.20x = 3,656,974.86 × 1,090,879.53
  4. Step 4: Simplify right side
    2,438,968.20x = 3,989,319,016,498.62
  5. Step 5: Solve for x
    x = 3,989,319,016,498.62/2,438,968.20
  6. Step 6: Final answer
    x = 1,635,658.48

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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.