Home / 2,588,571.68-3,882,857.54-791,455.20

Finding the Fourth Proportional to 2,588,571.68, 3,882,857.54 and 791,455.20

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Solution

The fourth proportional to 2,588,571.68, 3,882,857.54 and 791,455.20 is: 1,187,182.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,571.68 : 3,882,857.54 = 791,455.20 : x
  2. Step 2: Convert to fraction form
    2,588,571.68/3,882,857.54 = 791,455.20/x
  3. Step 3: Cross multiply
    2,588,571.68x = 3,882,857.54 × 791,455.20
  4. Step 4: Simplify right side
    2,588,571.68x = 3,073,107,790,892.21
  5. Step 5: Solve for x
    x = 3,073,107,790,892.21/2,588,571.68
  6. Step 6: Final answer
    x = 1,187,182.81

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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.