Home / 3,904,519.61-5,388,169.55-2,162,154.49

Finding the Fourth Proportional to 3,904,519.61, 5,388,169.55 and 2,162,154.49

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Solution

The fourth proportional to 3,904,519.61, 5,388,169.55 and 2,162,154.49 is: 2,983,735.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904,519.61 : 5,388,169.55 = 2,162,154.49 : x
  2. Step 2: Convert to fraction form
    3,904,519.61/5,388,169.55 = 2,162,154.49/x
  3. Step 3: Cross multiply
    3,904,519.61x = 5,388,169.55 × 2,162,154.49
  4. Step 4: Simplify right side
    3,904,519.61x = 11,650,054,961,132.58
  5. Step 5: Solve for x
    x = 11,650,054,961,132.58/3,904,519.61
  6. Step 6: Final answer
    x = 2,983,735.80

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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.