Home / 2,873,309.75-4,309,986.23-1,275,443.27

Finding the Fourth Proportional to 2,873,309.75, 4,309,986.23 and 1,275,443.27

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Solution

The fourth proportional to 2,873,309.75, 4,309,986.23 and 1,275,443.27 is: 1,913,174.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,309.75 : 4,309,986.23 = 1,275,443.27 : x
  2. Step 2: Convert to fraction form
    2,873,309.75/4,309,986.23 = 1,275,443.27/x
  3. Step 3: Cross multiply
    2,873,309.75x = 4,309,986.23 × 1,275,443.27
  4. Step 4: Simplify right side
    2,873,309.75x = 5,497,142,930,846.17
  5. Step 5: Solve for x
    x = 5,497,142,930,846.17/2,873,309.75
  6. Step 6: Final answer
    x = 1,913,174.50

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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.