Home / 1,226,265.76-1,694,166.56-936,890.30

Finding the Fourth Proportional to 1,226,265.76, 1,694,166.56 and 936,890.30

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Solution

The fourth proportional to 1,226,265.76, 1,694,166.56 and 936,890.30 is: 1,294,375.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,265.76 : 1,694,166.56 = 936,890.30 : x
  2. Step 2: Convert to fraction form
    1,226,265.76/1,694,166.56 = 936,890.30/x
  3. Step 3: Cross multiply
    1,226,265.76x = 1,694,166.56 × 936,890.30
  4. Step 4: Simplify right side
    1,226,265.76x = 1,587,248,206,889.16
  5. Step 5: Solve for x
    x = 1,587,248,206,889.16/1,226,265.76
  6. Step 6: Final answer
    x = 1,294,375.37

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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.