Home / 1,257,937.54-1,735,984.92-685,008.88

Finding the Fourth Proportional to 1,257,937.54, 1,735,984.92 and 685,008.88

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Solution

The fourth proportional to 1,257,937.54, 1,735,984.92 and 685,008.88 is: 945,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,937.54 : 1,735,984.92 = 685,008.88 : x
  2. Step 2: Convert to fraction form
    1,257,937.54/1,735,984.92 = 685,008.88/x
  3. Step 3: Cross multiply
    1,257,937.54x = 1,735,984.92 × 685,008.88
  4. Step 4: Simplify right side
    1,257,937.54x = 1,189,165,085,746.09
  5. Step 5: Solve for x
    x = 1,189,165,085,746.09/1,257,937.54
  6. Step 6: Final answer
    x = 945,329.20

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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.