Home / 1,258,751.24-1,737,076.89-685,791.41

Finding the Fourth Proportional to 1,258,751.24, 1,737,076.89 and 685,791.41

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Solution

The fourth proportional to 1,258,751.24, 1,737,076.89 and 685,791.41 is: 946,392.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,751.24 : 1,737,076.89 = 685,791.41 : x
  2. Step 2: Convert to fraction form
    1,258,751.24/1,737,076.89 = 685,791.41/x
  3. Step 3: Cross multiply
    1,258,751.24x = 1,737,076.89 × 685,791.41
  4. Step 4: Simplify right side
    1,258,751.24x = 1,191,272,400,986.13
  5. Step 5: Solve for x
    x = 1,191,272,400,986.13/1,258,751.24
  6. Step 6: Final answer
    x = 946,392.24

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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.