Home / 1,092,537.79-1,508,654.14-685,339.57

Finding the Fourth Proportional to 1,092,537.79, 1,508,654.14 and 685,339.57

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Solution

The fourth proportional to 1,092,537.79, 1,508,654.14 and 685,339.57 is: 946,365.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,537.79 : 1,508,654.14 = 685,339.57 : x
  2. Step 2: Convert to fraction form
    1,092,537.79/1,508,654.14 = 685,339.57/x
  3. Step 3: Cross multiply
    1,092,537.79x = 1,508,654.14 × 685,339.57
  4. Step 4: Simplify right side
    1,092,537.79x = 1,033,940,375,127.64
  5. Step 5: Solve for x
    x = 1,033,940,375,127.64/1,092,537.79
  6. Step 6: Final answer
    x = 946,365.78

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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.