Home / 1,344,474-2,015,998.20-397,713.60

Finding the Fourth Proportional to 1,344,474, 2,015,998.20 and 397,713.60

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Solution

The fourth proportional to 1,344,474, 2,015,998.20 and 397,713.60 is: 596,359.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,474 : 2,015,998.20 = 397,713.60 : x
  2. Step 2: Convert to fraction form
    1,344,474/2,015,998.20 = 397,713.60/x
  3. Step 3: Cross multiply
    1,344,474x = 2,015,998.20 × 397,713.60
  4. Step 4: Simplify right side
    1,344,474x = 801,789,901,715.52
  5. Step 5: Solve for x
    x = 801,789,901,715.52/1,344,474
  6. Step 6: Final answer
    x = 596,359.54

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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.