Home / 3,745,755.54-5,168,557.89-2,135,812.50

Finding the Fourth Proportional to 3,745,755.54, 5,168,557.89 and 2,135,812.50

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Solution

The fourth proportional to 3,745,755.54, 5,168,557.89 and 2,135,812.50 is: 2,947,087.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,755.54 : 5,168,557.89 = 2,135,812.50 : x
  2. Step 2: Convert to fraction form
    3,745,755.54/5,168,557.89 = 2,135,812.50/x
  3. Step 3: Cross multiply
    3,745,755.54x = 5,168,557.89 × 2,135,812.50
  4. Step 4: Simplify right side
    3,745,755.54x = 11,039,070,548,435.62
  5. Step 5: Solve for x
    x = 11,039,070,548,435.62/3,745,755.54
  6. Step 6: Final answer
    x = 2,947,087.83

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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.