Home / 862,920.38-1,295,048.91-694,852.25

Finding the Fourth Proportional to 862,920.38, 1,295,048.91 and 694,852.25

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Solution

The fourth proportional to 862,920.38, 1,295,048.91 and 694,852.25 is: 1,042,816.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,920.38 : 1,295,048.91 = 694,852.25 : x
  2. Step 2: Convert to fraction form
    862,920.38/1,295,048.91 = 694,852.25/x
  3. Step 3: Cross multiply
    862,920.38x = 1,295,048.91 × 694,852.25
  4. Step 4: Simplify right side
    862,920.38x = 899,867,648,973.55
  5. Step 5: Solve for x
    x = 899,867,648,973.55/862,920.38
  6. Step 6: Final answer
    x = 1,042,816.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.