Home / 3,209,992.69-4,815,618.42-1,188,252.13

Finding the Fourth Proportional to 3,209,992.69, 4,815,618.42 and 1,188,252.13

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Solution

The fourth proportional to 3,209,992.69, 4,815,618.42 and 1,188,252.13 is: 1,782,611.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,992.69 : 4,815,618.42 = 1,188,252.13 : x
  2. Step 2: Convert to fraction form
    3,209,992.69/4,815,618.42 = 1,188,252.13/x
  3. Step 3: Cross multiply
    3,209,992.69x = 4,815,618.42 × 1,188,252.13
  4. Step 4: Simplify right side
    3,209,992.69x = 5,722,168,844,832.24
  5. Step 5: Solve for x
    x = 5,722,168,844,832.24/3,209,992.69
  6. Step 6: Final answer
    x = 1,782,611.18

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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.