Home / 1,335,760.30-1,843,454.19-826,626.70

Finding the Fourth Proportional to 1,335,760.30, 1,843,454.19 and 826,626.70

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Solution

The fourth proportional to 1,335,760.30, 1,843,454.19 and 826,626.70 is: 1,140,809.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,760.30 : 1,843,454.19 = 826,626.70 : x
  2. Step 2: Convert to fraction form
    1,335,760.30/1,843,454.19 = 826,626.70/x
  3. Step 3: Cross multiply
    1,335,760.30x = 1,843,454.19 × 826,626.70
  4. Step 4: Simplify right side
    1,335,760.30x = 1,523,848,453,680.87
  5. Step 5: Solve for x
    x = 1,523,848,453,680.87/1,335,760.30
  6. Step 6: Final answer
    x = 1,140,809.81

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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.