Home / 3,462,642.80-5,193,964.20-1,969,650.80

Finding the Fourth Proportional to 3,462,642.80, 5,193,964.20 and 1,969,650.80

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Solution

The fourth proportional to 3,462,642.80, 5,193,964.20 and 1,969,650.80 is: 2,954,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,642.80 : 5,193,964.20 = 1,969,650.80 : x
  2. Step 2: Convert to fraction form
    3,462,642.80/5,193,964.20 = 1,969,650.80/x
  3. Step 3: Cross multiply
    3,462,642.80x = 5,193,964.20 × 1,969,650.80
  4. Step 4: Simplify right side
    3,462,642.80x = 10,230,295,741,701.36
  5. Step 5: Solve for x
    x = 10,230,295,741,701.36/3,462,642.80
  6. Step 6: Final answer
    x = 2,954,476.20

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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.