Home / 5,229,105.48-7,843,664.40-1,634,891.28

Finding the Fourth Proportional to 5,229,105.48, 7,843,664.40 and 1,634,891.28

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Solution

The fourth proportional to 5,229,105.48, 7,843,664.40 and 1,634,891.28 is: 2,452,338.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229,105.48 : 7,843,664.40 = 1,634,891.28 : x
  2. Step 2: Convert to fraction form
    5,229,105.48/7,843,664.40 = 1,634,891.28/x
  3. Step 3: Cross multiply
    5,229,105.48x = 7,843,664.40 × 1,634,891.28
  4. Step 4: Simplify right side
    5,229,105.48x = 12,823,538,530,806.43
  5. Step 5: Solve for x
    x = 12,823,538,530,806.43/5,229,105.48
  6. Step 6: Final answer
    x = 2,452,338.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.