Home / 2,802,738.22-3,867,778.68-1,513,578.54

Finding the Fourth Proportional to 2,802,738.22, 3,867,778.68 and 1,513,578.54

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Solution

The fourth proportional to 2,802,738.22, 3,867,778.68 and 1,513,578.54 is: 2,088,738.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,738.22 : 3,867,778.68 = 1,513,578.54 : x
  2. Step 2: Convert to fraction form
    2,802,738.22/3,867,778.68 = 1,513,578.54/x
  3. Step 3: Cross multiply
    2,802,738.22x = 3,867,778.68 × 1,513,578.54
  4. Step 4: Simplify right side
    2,802,738.22x = 5,854,186,807,517.53
  5. Step 5: Solve for x
    x = 5,854,186,807,517.53/2,802,738.22
  6. Step 6: Final answer
    x = 2,088,738.35

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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.