Home / 2,777,388.48-3,832,615.04-1,553,481.92

Finding the Fourth Proportional to 2,777,388.48, 3,832,615.04 and 1,553,481.92

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Solution

The fourth proportional to 2,777,388.48, 3,832,615.04 and 1,553,481.92 is: 2,143,703.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,388.48 : 3,832,615.04 = 1,553,481.92 : x
  2. Step 2: Convert to fraction form
    2,777,388.48/3,832,615.04 = 1,553,481.92/x
  3. Step 3: Cross multiply
    2,777,388.48x = 3,832,615.04 × 1,553,481.92
  4. Step 4: Simplify right side
    2,777,388.48x = 5,953,898,170,960.08
  5. Step 5: Solve for x
    x = 5,953,898,170,960.08/2,777,388.48
  6. Step 6: Final answer
    x = 2,143,703.78

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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.