Home / 2,097,006.50-3,145,517.96-638,067.51

Finding the Fourth Proportional to 2,097,006.50, 3,145,517.96 and 638,067.51

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Solution

The fourth proportional to 2,097,006.50, 3,145,517.96 and 638,067.51 is: 957,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,006.50 : 3,145,517.96 = 638,067.51 : x
  2. Step 2: Convert to fraction form
    2,097,006.50/3,145,517.96 = 638,067.51/x
  3. Step 3: Cross multiply
    2,097,006.50x = 3,145,517.96 × 638,067.51
  4. Step 4: Simplify right side
    2,097,006.50x = 2,007,052,809,207.14
  5. Step 5: Solve for x
    x = 2,007,052,809,207.14/2,097,006.50
  6. Step 6: Final answer
    x = 957,103.76

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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.