Home / 2,586,906.80-3,882,109.80-1,449,666.80

Finding the Fourth Proportional to 2,586,906.80, 3,882,109.80 and 1,449,666.80

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Solution

The fourth proportional to 2,586,906.80, 3,882,109.80 and 1,449,666.80 is: 2,175,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,906.80 : 3,882,109.80 = 1,449,666.80 : x
  2. Step 2: Convert to fraction form
    2,586,906.80/3,882,109.80 = 1,449,666.80/x
  3. Step 3: Cross multiply
    2,586,906.80x = 3,882,109.80 × 1,449,666.80
  4. Step 4: Simplify right side
    2,586,906.80x = 5,627,765,691,014.64
  5. Step 5: Solve for x
    x = 5,627,765,691,014.64/2,586,906.80
  6. Step 6: Final answer
    x = 2,175,480.65

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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.