Home / 2,198,467.71-3,297,543.89-682,111.71

Finding the Fourth Proportional to 2,198,467.71, 3,297,543.89 and 682,111.71

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Solution

The fourth proportional to 2,198,467.71, 3,297,543.89 and 682,111.71 is: 1,023,118.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,467.71 : 3,297,543.89 = 682,111.71 : x
  2. Step 2: Convert to fraction form
    2,198,467.71/3,297,543.89 = 682,111.71/x
  3. Step 3: Cross multiply
    2,198,467.71x = 3,297,543.89 × 682,111.71
  4. Step 4: Simplify right side
    2,198,467.71x = 2,249,293,298,197.39
  5. Step 5: Solve for x
    x = 2,249,293,298,197.39/2,198,467.71
  6. Step 6: Final answer
    x = 1,023,118.64

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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.