Home / 5,124,978-7,692,103.44-2,730,844.80

Finding the Fourth Proportional to 5,124,978, 7,692,103.44 and 2,730,844.80

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Solution

The fourth proportional to 5,124,978, 7,692,103.44 and 2,730,844.80 is: 4,098,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,124,978 : 7,692,103.44 = 2,730,844.80 : x
  2. Step 2: Convert to fraction form
    5,124,978/7,692,103.44 = 2,730,844.80/x
  3. Step 3: Cross multiply
    5,124,978x = 7,692,103.44 × 2,730,844.80
  4. Step 4: Simplify right side
    5,124,978x = 21,005,940,680,186.11
  5. Step 5: Solve for x
    x = 21,005,940,680,186.11/5,124,978
  6. Step 6: Final answer
    x = 4,098,737.73

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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.