Home / 5,227,658.52-7,835,610.40-2,661,670.88

Finding the Fourth Proportional to 5,227,658.52, 7,835,610.40 and 2,661,670.88

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Solution

The fourth proportional to 5,227,658.52, 7,835,610.40 and 2,661,670.88 is: 3,989,513.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227,658.52 : 7,835,610.40 = 2,661,670.88 : x
  2. Step 2: Convert to fraction form
    5,227,658.52/7,835,610.40 = 2,661,670.88/x
  3. Step 3: Cross multiply
    5,227,658.52x = 7,835,610.40 × 2,661,670.88
  4. Step 4: Simplify right side
    5,227,658.52x = 20,855,816,028,705.15
  5. Step 5: Solve for x
    x = 20,855,816,028,705.15/5,227,658.52
  6. Step 6: Final answer
    x = 3,989,513.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.