Home / 2,275,231.38-3,140,467.38-1,345,800.12

Finding the Fourth Proportional to 2,275,231.38, 3,140,467.38 and 1,345,800.12

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Solution

The fourth proportional to 2,275,231.38, 3,140,467.38 and 1,345,800.12 is: 1,857,587.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,231.38 : 3,140,467.38 = 1,345,800.12 : x
  2. Step 2: Convert to fraction form
    2,275,231.38/3,140,467.38 = 1,345,800.12/x
  3. Step 3: Cross multiply
    2,275,231.38x = 3,140,467.38 × 1,345,800.12
  4. Step 4: Simplify right side
    2,275,231.38x = 4,226,441,376,860.09
  5. Step 5: Solve for x
    x = 4,226,441,376,860.09/2,275,231.38
  6. Step 6: Final answer
    x = 1,857,587.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.