Home / 1,229,600.88-1,696,845.78-685,737.24

Finding the Fourth Proportional to 1,229,600.88, 1,696,845.78 and 685,737.24

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Solution

The fourth proportional to 1,229,600.88, 1,696,845.78 and 685,737.24 is: 946,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,600.88 : 1,696,845.78 = 685,737.24 : x
  2. Step 2: Convert to fraction form
    1,229,600.88/1,696,845.78 = 685,737.24/x
  3. Step 3: Cross multiply
    1,229,600.88x = 1,696,845.78 × 685,737.24
  4. Step 4: Simplify right side
    1,229,600.88x = 1,163,590,341,882.85
  5. Step 5: Solve for x
    x = 1,163,590,341,882.85/1,229,600.88
  6. Step 6: Final answer
    x = 946,315.48

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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.