Home / 2,921,163.89-4,031,288.39-1,632,146.09

Finding the Fourth Proportional to 2,921,163.89, 4,031,288.39 and 1,632,146.09

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Solution

The fourth proportional to 2,921,163.89, 4,031,288.39 and 1,632,146.09 is: 2,252,407.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,163.89 : 4,031,288.39 = 1,632,146.09 : x
  2. Step 2: Convert to fraction form
    2,921,163.89/4,031,288.39 = 1,632,146.09/x
  3. Step 3: Cross multiply
    2,921,163.89x = 4,031,288.39 × 1,632,146.09
  4. Step 4: Simplify right side
    2,921,163.89x = 6,579,651,567,324.82
  5. Step 5: Solve for x
    x = 6,579,651,567,324.82/2,921,163.89
  6. Step 6: Final answer
    x = 2,252,407.54

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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.