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Finding the Fourth Proportional to 3,167,388, 4,751,874.18 and 923,526

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Solution

The fourth proportional to 3,167,388, 4,751,874.18 and 923,526 is: 1,385,519.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,388 : 4,751,874.18 = 923,526 : x
  2. Step 2: Convert to fraction form
    3,167,388/4,751,874.18 = 923,526/x
  3. Step 3: Cross multiply
    3,167,388x = 4,751,874.18 × 923,526
  4. Step 4: Simplify right side
    3,167,388x = 4,388,479,353,958.68
  5. Step 5: Solve for x
    x = 4,388,479,353,958.68/3,167,388
  6. Step 6: Final answer
    x = 1,385,519.98

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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.