Home / 815,458.76-1,223,620.07-592,658.13

Finding the Fourth Proportional to 815,458.76, 1,223,620.07 and 592,658.13

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Solution

The fourth proportional to 815,458.76, 1,223,620.07 and 592,658.13 is: 889,301.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,458.76 : 1,223,620.07 = 592,658.13 : x
  2. Step 2: Convert to fraction form
    815,458.76/1,223,620.07 = 592,658.13/x
  3. Step 3: Cross multiply
    815,458.76x = 1,223,620.07 × 592,658.13
  4. Step 4: Simplify right side
    815,458.76x = 725,188,379,553.38
  5. Step 5: Solve for x
    x = 725,188,379,553.38/815,458.76
  6. Step 6: Final answer
    x = 889,301.11

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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.