Home / 3,960,147.24-5,467,471.44-2,721,889.71

Finding the Fourth Proportional to 3,960,147.24, 5,467,471.44 and 2,721,889.71

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Solution

The fourth proportional to 3,960,147.24, 5,467,471.44 and 2,721,889.71 is: 3,757,904.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,147.24 : 5,467,471.44 = 2,721,889.71 : x
  2. Step 2: Convert to fraction form
    3,960,147.24/5,467,471.44 = 2,721,889.71/x
  3. Step 3: Cross multiply
    3,960,147.24x = 5,467,471.44 × 2,721,889.71
  4. Step 4: Simplify right side
    3,960,147.24x = 14,881,854,211,308.08
  5. Step 5: Solve for x
    x = 14,881,854,211,308.08/3,960,147.24
  6. Step 6: Final answer
    x = 3,757,904.27

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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.