Home / 2,179,552.68-3,007,797.66-1,212,723.72

Finding the Fourth Proportional to 2,179,552.68, 3,007,797.66 and 1,212,723.72

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Solution

The fourth proportional to 2,179,552.68, 3,007,797.66 and 1,212,723.72 is: 1,673,567.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,552.68 : 3,007,797.66 = 1,212,723.72 : x
  2. Step 2: Convert to fraction form
    2,179,552.68/3,007,797.66 = 1,212,723.72/x
  3. Step 3: Cross multiply
    2,179,552.68x = 3,007,797.66 × 1,212,723.72
  4. Step 4: Simplify right side
    2,179,552.68x = 3,647,627,567,242.50
  5. Step 5: Solve for x
    x = 3,647,627,567,242.50/2,179,552.68
  6. Step 6: Final answer
    x = 1,673,567.06

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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.