Home / 2,928,866.42-4,393,171.14-798,943.48

Finding the Fourth Proportional to 2,928,866.42, 4,393,171.14 and 798,943.48

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Solution

The fourth proportional to 2,928,866.42, 4,393,171.14 and 798,943.48 is: 1,198,380.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,866.42 : 4,393,171.14 = 798,943.48 : x
  2. Step 2: Convert to fraction form
    2,928,866.42/4,393,171.14 = 798,943.48/x
  3. Step 3: Cross multiply
    2,928,866.42x = 4,393,171.14 × 798,943.48
  4. Step 4: Simplify right side
    2,928,866.42x = 3,509,895,416,861.31
  5. Step 5: Solve for x
    x = 3,509,895,416,861.31/2,928,866.42
  6. Step 6: Final answer
    x = 1,198,380.16

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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.