Home / 3,462,620.80-5,193,931.20-1,969,628.80

Finding the Fourth Proportional to 3,462,620.80, 5,193,931.20 and 1,969,628.80

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Solution

The fourth proportional to 3,462,620.80, 5,193,931.20 and 1,969,628.80 is: 2,954,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,620.80 : 5,193,931.20 = 1,969,628.80 : x
  2. Step 2: Convert to fraction form
    3,462,620.80/5,193,931.20 = 1,969,628.80/x
  3. Step 3: Cross multiply
    3,462,620.80x = 5,193,931.20 × 1,969,628.80
  4. Step 4: Simplify right side
    3,462,620.80x = 10,230,116,476,738.56
  5. Step 5: Solve for x
    x = 10,230,116,476,738.56/3,462,620.80
  6. Step 6: Final answer
    x = 2,954,443.20

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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.