Home / 2,165,814.06-2,988,847.04-1,198,960.49

Finding the Fourth Proportional to 2,165,814.06, 2,988,847.04 and 1,198,960.49

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Solution

The fourth proportional to 2,165,814.06, 2,988,847.04 and 1,198,960.49 is: 1,654,578.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,814.06 : 2,988,847.04 = 1,198,960.49 : x
  2. Step 2: Convert to fraction form
    2,165,814.06/2,988,847.04 = 1,198,960.49/x
  3. Step 3: Cross multiply
    2,165,814.06x = 2,988,847.04 × 1,198,960.49
  4. Step 4: Simplify right side
    2,165,814.06x = 3,583,509,511,613.45
  5. Step 5: Solve for x
    x = 3,583,509,511,613.45/2,165,814.06
  6. Step 6: Final answer
    x = 1,654,578.56

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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.