Home / 1,339,133.30-2,008,716.30-392,523.16

Finding the Fourth Proportional to 1,339,133.30, 2,008,716.30 and 392,523.16

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Solution

The fourth proportional to 1,339,133.30, 2,008,716.30 and 392,523.16 is: 588,789.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,133.30 : 2,008,716.30 = 392,523.16 : x
  2. Step 2: Convert to fraction form
    1,339,133.30/2,008,716.30 = 392,523.16/x
  3. Step 3: Cross multiply
    1,339,133.30x = 2,008,716.30 × 392,523.16
  4. Step 4: Simplify right side
    1,339,133.30x = 788,467,669,619.51
  5. Step 5: Solve for x
    x = 788,467,669,619.51/1,339,133.30
  6. Step 6: Final answer
    x = 588,789.53

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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.