Home / 3,109,084.82-4,660,089.44-1,891,977.09

Finding the Fourth Proportional to 3,109,084.82, 4,660,089.44 and 1,891,977.09

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Solution

The fourth proportional to 3,109,084.82, 4,660,089.44 and 1,891,977.09 is: 2,835,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,084.82 : 4,660,089.44 = 1,891,977.09 : x
  2. Step 2: Convert to fraction form
    3,109,084.82/4,660,089.44 = 1,891,977.09/x
  3. Step 3: Cross multiply
    3,109,084.82x = 4,660,089.44 × 1,891,977.09
  4. Step 4: Simplify right side
    3,109,084.82x = 8,816,782,448,371.04
  5. Step 5: Solve for x
    x = 8,816,782,448,371.04/3,109,084.82
  6. Step 6: Final answer
    x = 2,835,812.78

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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.