Home / 3,059,212.05-4,221,815.74-1,682,662.23

Finding the Fourth Proportional to 3,059,212.05, 4,221,815.74 and 1,682,662.23

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Solution

The fourth proportional to 3,059,212.05, 4,221,815.74 and 1,682,662.23 is: 2,322,130.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059,212.05 : 4,221,815.74 = 1,682,662.23 : x
  2. Step 2: Convert to fraction form
    3,059,212.05/4,221,815.74 = 1,682,662.23/x
  3. Step 3: Cross multiply
    3,059,212.05x = 4,221,815.74 × 1,682,662.23
  4. Step 4: Simplify right side
    3,059,212.05x = 7,103,889,887,717.50
  5. Step 5: Solve for x
    x = 7,103,889,887,717.50/3,059,212.05
  6. Step 6: Final answer
    x = 2,322,130.59

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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.