Home / 2,873,306.25-4,309,980.98-1,275,439.77

Finding the Fourth Proportional to 2,873,306.25, 4,309,980.98 and 1,275,439.77

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Solution

The fourth proportional to 2,873,306.25, 4,309,980.98 and 1,275,439.77 is: 1,913,169.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,306.25 : 4,309,980.98 = 1,275,439.77 : x
  2. Step 2: Convert to fraction form
    2,873,306.25/4,309,980.98 = 1,275,439.77/x
  3. Step 3: Cross multiply
    2,873,306.25x = 4,309,980.98 × 1,275,439.77
  4. Step 4: Simplify right side
    2,873,306.25x = 5,497,121,143,458.38
  5. Step 5: Solve for x
    x = 5,497,121,143,458.38/2,873,306.25
  6. Step 6: Final answer
    x = 1,913,169.24

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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.