Home / 4,001,173.80-5,521,619.42-2,165,631.75

Finding the Fourth Proportional to 4,001,173.80, 5,521,619.42 and 2,165,631.75

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Solution

The fourth proportional to 4,001,173.80, 5,521,619.42 and 2,165,631.75 is: 2,988,571.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,173.80 : 5,521,619.42 = 2,165,631.75 : x
  2. Step 2: Convert to fraction form
    4,001,173.80/5,521,619.42 = 2,165,631.75/x
  3. Step 3: Cross multiply
    4,001,173.80x = 5,521,619.42 × 2,165,631.75
  4. Step 4: Simplify right side
    4,001,173.80x = 11,957,794,316,540.43
  5. Step 5: Solve for x
    x = 11,957,794,316,540.43/4,001,173.80
  6. Step 6: Final answer
    x = 2,988,571.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.