Home / 1,217,771.97-1,680,528.59-673,945.26

Finding the Fourth Proportional to 1,217,771.97, 1,680,528.59 and 673,945.26

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Solution

The fourth proportional to 1,217,771.97, 1,680,528.59 and 673,945.26 is: 930,046.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,771.97 : 1,680,528.59 = 673,945.26 : x
  2. Step 2: Convert to fraction form
    1,217,771.97/1,680,528.59 = 673,945.26/x
  3. Step 3: Cross multiply
    1,217,771.97x = 1,680,528.59 × 673,945.26
  4. Step 4: Simplify right side
    1,217,771.97x = 1,132,584,277,524.98
  5. Step 5: Solve for x
    x = 1,132,584,277,524.98/1,217,771.97
  6. Step 6: Final answer
    x = 930,046.27

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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.