Home / 1,258,600.97-1,736,853.68-685,628.84

Finding the Fourth Proportional to 1,258,600.97, 1,736,853.68 and 685,628.84

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Solution

The fourth proportional to 1,258,600.97, 1,736,853.68 and 685,628.84 is: 946,159.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,600.97 : 1,736,853.68 = 685,628.84 : x
  2. Step 2: Convert to fraction form
    1,258,600.97/1,736,853.68 = 685,628.84/x
  3. Step 3: Cross multiply
    1,258,600.97x = 1,736,853.68 × 685,628.84
  4. Step 4: Simplify right side
    1,258,600.97x = 1,190,836,961,755.72
  5. Step 5: Solve for x
    x = 1,190,836,961,755.72/1,258,600.97
  6. Step 6: Final answer
    x = 946,159.26

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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.