Home / 1,192,902.19-1,646,192.26-709,456.73

Finding the Fourth Proportional to 1,192,902.19, 1,646,192.26 and 709,456.73

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Solution

The fourth proportional to 1,192,902.19, 1,646,192.26 and 709,456.73 is: 979,042.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,902.19 : 1,646,192.26 = 709,456.73 : x
  2. Step 2: Convert to fraction form
    1,192,902.19/1,646,192.26 = 709,456.73/x
  3. Step 3: Cross multiply
    1,192,902.19x = 1,646,192.26 × 709,456.73
  4. Step 4: Simplify right side
    1,192,902.19x = 1,167,902,170,386.77
  5. Step 5: Solve for x
    x = 1,167,902,170,386.77/1,192,902.19
  6. Step 6: Final answer
    x = 979,042.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.