Home / 2,668,621.20-3,682,669.64-1,444,905.68

Finding the Fourth Proportional to 2,668,621.20, 3,682,669.64 and 1,444,905.68

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Solution

The fourth proportional to 2,668,621.20, 3,682,669.64 and 1,444,905.68 is: 1,993,954.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,621.20 : 3,682,669.64 = 1,444,905.68 : x
  2. Step 2: Convert to fraction form
    2,668,621.20/3,682,669.64 = 1,444,905.68/x
  3. Step 3: Cross multiply
    2,668,621.20x = 3,682,669.64 × 1,444,905.68
  4. Step 4: Simplify right side
    2,668,621.20x = 5,321,110,280,399.56
  5. Step 5: Solve for x
    x = 5,321,110,280,399.56/2,668,621.20
  6. Step 6: Final answer
    x = 1,993,954.89

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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.