Home / 2,873,507.97-4,309,012.74-823,717.11

Finding the Fourth Proportional to 2,873,507.97, 4,309,012.74 and 823,717.11

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Solution

The fourth proportional to 2,873,507.97, 4,309,012.74 and 823,717.11 is: 1,235,217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,507.97 : 4,309,012.74 = 823,717.11 : x
  2. Step 2: Convert to fraction form
    2,873,507.97/4,309,012.74 = 823,717.11/x
  3. Step 3: Cross multiply
    2,873,507.97x = 4,309,012.74 × 823,717.11
  4. Step 4: Simplify right side
    2,873,507.97x = 3,549,407,521,145.98
  5. Step 5: Solve for x
    x = 3,549,407,521,145.98/2,873,507.97
  6. Step 6: Final answer
    x = 1,235,217.57

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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.