Home / 936,306.97-1,292,996.16-885,300.48

Finding the Fourth Proportional to 936,306.97, 1,292,996.16 and 885,300.48

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Solution

The fourth proportional to 936,306.97, 1,292,996.16 and 885,300.48 is: 1,222,558.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,306.97 : 1,292,996.16 = 885,300.48 : x
  2. Step 2: Convert to fraction form
    936,306.97/1,292,996.16 = 885,300.48/x
  3. Step 3: Cross multiply
    936,306.97x = 1,292,996.16 × 885,300.48
  4. Step 4: Simplify right side
    936,306.97x = 1,144,690,121,086.16
  5. Step 5: Solve for x
    x = 1,144,690,121,086.16/936,306.97
  6. Step 6: Final answer
    x = 1,222,558.58

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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.