Home / 3,131,142.44-4,689,965.36-2,114,674.94

Finding the Fourth Proportional to 3,131,142.44, 4,689,965.36 and 2,114,674.94

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Solution

The fourth proportional to 3,131,142.44, 4,689,965.36 and 2,114,674.94 is: 3,167,454.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,142.44 : 4,689,965.36 = 2,114,674.94 : x
  2. Step 2: Convert to fraction form
    3,131,142.44/4,689,965.36 = 2,114,674.94/x
  3. Step 3: Cross multiply
    3,131,142.44x = 4,689,965.36 × 2,114,674.94
  4. Step 4: Simplify right side
    3,131,142.44x = 9,917,752,233,271.68
  5. Step 5: Solve for x
    x = 9,917,752,233,271.68/3,131,142.44
  6. Step 6: Final answer
    x = 3,167,454.83

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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.