Home / 3,056,596.69-4,218,147.09-1,680,067.68

Finding the Fourth Proportional to 3,056,596.69, 4,218,147.09 and 1,680,067.68

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Solution

The fourth proportional to 3,056,596.69, 4,218,147.09 and 1,680,067.68 is: 2,318,517.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,596.69 : 4,218,147.09 = 1,680,067.68 : x
  2. Step 2: Convert to fraction form
    3,056,596.69/4,218,147.09 = 1,680,067.68/x
  3. Step 3: Cross multiply
    3,056,596.69x = 4,218,147.09 × 1,680,067.68
  4. Step 4: Simplify right side
    3,056,596.69x = 7,086,772,579,577.00
  5. Step 5: Solve for x
    x = 7,086,772,579,577.00/3,056,596.69
  6. Step 6: Final answer
    x = 2,318,517.39

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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.