Home / 2,873,305.50-4,309,979.85-1,275,439.02

Finding the Fourth Proportional to 2,873,305.50, 4,309,979.85 and 1,275,439.02

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Solution

The fourth proportional to 2,873,305.50, 4,309,979.85 and 1,275,439.02 is: 1,913,168.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,305.50 : 4,309,979.85 = 1,275,439.02 : x
  2. Step 2: Convert to fraction form
    2,873,305.50/4,309,979.85 = 1,275,439.02/x
  3. Step 3: Cross multiply
    2,873,305.50x = 4,309,979.85 × 1,275,439.02
  4. Step 4: Simplify right side
    2,873,305.50x = 5,497,116,476,103.75
  5. Step 5: Solve for x
    x = 5,497,116,476,103.75/2,873,305.50
  6. Step 6: Final answer
    x = 1,913,168.12

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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.