Home / 3,904,593.05-5,388,043.16-2,162,253.89

Finding the Fourth Proportional to 3,904,593.05, 5,388,043.16 and 2,162,253.89

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Solution

The fourth proportional to 3,904,593.05, 5,388,043.16 and 2,162,253.89 is: 2,983,746.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904,593.05 : 5,388,043.16 = 2,162,253.89 : x
  2. Step 2: Convert to fraction form
    3,904,593.05/5,388,043.16 = 2,162,253.89/x
  3. Step 3: Cross multiply
    3,904,593.05x = 5,388,043.16 × 2,162,253.89
  4. Step 4: Simplify right side
    3,904,593.05x = 11,650,317,301,073.63
  5. Step 5: Solve for x
    x = 11,650,317,301,073.63/3,904,593.05
  6. Step 6: Final answer
    x = 2,983,746.87

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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.