Home / 2,794,063.77-4,187,305.45-1,275,864.57

Finding the Fourth Proportional to 2,794,063.77, 4,187,305.45 and 1,275,864.57

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Solution

The fourth proportional to 2,794,063.77, 4,187,305.45 and 1,275,864.57 is: 1,912,066.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794,063.77 : 4,187,305.45 = 1,275,864.57 : x
  2. Step 2: Convert to fraction form
    2,794,063.77/4,187,305.45 = 1,275,864.57/x
  3. Step 3: Cross multiply
    2,794,063.77x = 4,187,305.45 × 1,275,864.57
  4. Step 4: Simplify right side
    2,794,063.77x = 5,342,434,667,422.91
  5. Step 5: Solve for x
    x = 5,342,434,667,422.91/2,794,063.77
  6. Step 6: Final answer
    x = 1,912,066.12

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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.