Home / 2,619,544.67-3,929,317.19-726,286.16

Finding the Fourth Proportional to 2,619,544.67, 3,929,317.19 and 726,286.16

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Solution

The fourth proportional to 2,619,544.67, 3,929,317.19 and 726,286.16 is: 1,089,429.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,619,544.67 : 3,929,317.19 = 726,286.16 : x
  2. Step 2: Convert to fraction form
    2,619,544.67/3,929,317.19 = 726,286.16/x
  3. Step 3: Cross multiply
    2,619,544.67x = 3,929,317.19 × 726,286.16
  4. Step 4: Simplify right side
    2,619,544.67x = 2,853,808,689,715.66
  5. Step 5: Solve for x
    x = 2,853,808,689,715.66/2,619,544.67
  6. Step 6: Final answer
    x = 1,089,429.29

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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.