Home / 1,479,251.58-2,218,021.61-579,640.07

Finding the Fourth Proportional to 1,479,251.58, 2,218,021.61 and 579,640.07

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Solution

The fourth proportional to 1,479,251.58, 2,218,021.61 and 579,640.07 is: 869,124.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,251.58 : 2,218,021.61 = 579,640.07 : x
  2. Step 2: Convert to fraction form
    1,479,251.58/2,218,021.61 = 579,640.07/x
  3. Step 3: Cross multiply
    1,479,251.58x = 2,218,021.61 × 579,640.07
  4. Step 4: Simplify right side
    1,479,251.58x = 1,285,654,187,293.60
  5. Step 5: Solve for x
    x = 1,285,654,187,293.60/1,479,251.58
  6. Step 6: Final answer
    x = 869,124.77

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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.