Home / 2,921,253.82-4,031,255.86-1,632,103.90

Finding the Fourth Proportional to 2,921,253.82, 4,031,255.86 and 1,632,103.90

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Solution

The fourth proportional to 2,921,253.82, 4,031,255.86 and 1,632,103.90 is: 2,252,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,253.82 : 4,031,255.86 = 1,632,103.90 : x
  2. Step 2: Convert to fraction form
    2,921,253.82/4,031,255.86 = 1,632,103.90/x
  3. Step 3: Cross multiply
    2,921,253.82x = 4,031,255.86 × 1,632,103.90
  4. Step 4: Simplify right side
    2,921,253.82x = 6,579,428,411,003.85
  5. Step 5: Solve for x
    x = 6,579,428,411,003.85/2,921,253.82
  6. Step 6: Final answer
    x = 2,252,261.81

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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.