Home / 3,914,546.64-5,402,119.68-2,172,251.76

Finding the Fourth Proportional to 3,914,546.64, 5,402,119.68 and 2,172,251.76

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Solution

The fourth proportional to 3,914,546.64, 5,402,119.68 and 2,172,251.76 is: 2,997,732.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914,546.64 : 5,402,119.68 = 2,172,251.76 : x
  2. Step 2: Convert to fraction form
    3,914,546.64/5,402,119.68 = 2,172,251.76/x
  3. Step 3: Cross multiply
    3,914,546.64x = 5,402,119.68 × 2,172,251.76
  4. Step 4: Simplify right side
    3,914,546.64x = 11,734,763,982,610.63
  5. Step 5: Solve for x
    x = 11,734,763,982,610.63/3,914,546.64
  6. Step 6: Final answer
    x = 2,997,732.58

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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.