Home / 2,667,726.70-3,998,868.45-1,317,813.10

Finding the Fourth Proportional to 2,667,726.70, 3,998,868.45 and 1,317,813.10

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Solution

The fourth proportional to 2,667,726.70, 3,998,868.45 and 1,317,813.10 is: 1,975,375.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,726.70 : 3,998,868.45 = 1,317,813.10 : x
  2. Step 2: Convert to fraction form
    2,667,726.70/3,998,868.45 = 1,317,813.10/x
  3. Step 3: Cross multiply
    2,667,726.70x = 3,998,868.45 × 1,317,813.10
  4. Step 4: Simplify right side
    2,667,726.70x = 5,269,761,228,586.70
  5. Step 5: Solve for x
    x = 5,269,761,228,586.70/2,667,726.70
  6. Step 6: Final answer
    x = 1,975,375.22

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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.