Home / 5,279,524.88-7,285,749.48-2,865,076.88

Finding the Fourth Proportional to 5,279,524.88, 7,285,749.48 and 2,865,076.88

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Solution

The fourth proportional to 5,279,524.88, 7,285,749.48 and 2,865,076.88 is: 3,953,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,524.88 : 7,285,749.48 = 2,865,076.88 : x
  2. Step 2: Convert to fraction form
    5,279,524.88/7,285,749.48 = 2,865,076.88/x
  3. Step 3: Cross multiply
    5,279,524.88x = 7,285,749.48 × 2,865,076.88
  4. Step 4: Simplify right side
    5,279,524.88x = 20,874,232,388,620.02
  5. Step 5: Solve for x
    x = 20,874,232,388,620.02/5,279,524.88
  6. Step 6: Final answer
    x = 3,953,808.89

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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.