Home / 2,875,617.17-3,968,213.20-1,568,791.42

Finding the Fourth Proportional to 2,875,617.17, 3,968,213.20 and 1,568,791.42

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Solution

The fourth proportional to 2,875,617.17, 3,968,213.20 and 1,568,791.42 is: 2,164,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,617.17 : 3,968,213.20 = 1,568,791.42 : x
  2. Step 2: Convert to fraction form
    2,875,617.17/3,968,213.20 = 1,568,791.42/x
  3. Step 3: Cross multiply
    2,875,617.17x = 3,968,213.20 × 1,568,791.42
  4. Step 4: Simplify right side
    2,875,617.17x = 6,225,298,820,414.87
  5. Step 5: Solve for x
    x = 6,225,298,820,414.87/2,875,617.17
  6. Step 6: Final answer
    x = 2,164,856.60

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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.