Home / 2,162,855.53-3,244,247.65-646,542.01

Finding the Fourth Proportional to 2,162,855.53, 3,244,247.65 and 646,542.01

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Solution

The fourth proportional to 2,162,855.53, 3,244,247.65 and 646,542.01 is: 969,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,855.53 : 3,244,247.65 = 646,542.01 : x
  2. Step 2: Convert to fraction form
    2,162,855.53/3,244,247.65 = 646,542.01/x
  3. Step 3: Cross multiply
    2,162,855.53x = 3,244,247.65 × 646,542.01
  4. Step 4: Simplify right side
    2,162,855.53x = 2,097,542,396,568.78
  5. Step 5: Solve for x
    x = 2,097,542,396,568.78/2,162,855.53
  6. Step 6: Final answer
    x = 969,802.36

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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.