Home / 2,824,508.75-3,899,698.85-2,169,968.81

Finding the Fourth Proportional to 2,824,508.75, 3,899,698.85 and 2,169,968.81

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Solution

The fourth proportional to 2,824,508.75, 3,899,698.85 and 2,169,968.81 is: 2,995,998.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,508.75 : 3,899,698.85 = 2,169,968.81 : x
  2. Step 2: Convert to fraction form
    2,824,508.75/3,899,698.85 = 2,169,968.81/x
  3. Step 3: Cross multiply
    2,824,508.75x = 3,899,698.85 × 2,169,968.81
  4. Step 4: Simplify right side
    2,824,508.75x = 8,462,224,888,067.04
  5. Step 5: Solve for x
    x = 8,462,224,888,067.04/2,824,508.75
  6. Step 6: Final answer
    x = 2,995,998.82

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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.