Home / 1,229,533.83-1,696,766.54-685,704.69

Finding the Fourth Proportional to 1,229,533.83, 1,696,766.54 and 685,704.69

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Solution

The fourth proportional to 1,229,533.83, 1,696,766.54 and 685,704.69 is: 946,277.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,533.83 : 1,696,766.54 = 685,704.69 : x
  2. Step 2: Convert to fraction form
    1,229,533.83/1,696,766.54 = 685,704.69/x
  3. Step 3: Cross multiply
    1,229,533.83x = 1,696,766.54 × 685,704.69
  4. Step 4: Simplify right side
    1,229,533.83x = 1,163,480,770,884.55
  5. Step 5: Solve for x
    x = 1,163,480,770,884.55/1,229,533.83
  6. Step 6: Final answer
    x = 946,277.97

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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.