Home / 2,618,861.76-3,929,252.09-1,102,926.24

Finding the Fourth Proportional to 2,618,861.76, 3,929,252.09 and 1,102,926.24

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Solution

The fourth proportional to 2,618,861.76, 3,929,252.09 and 1,102,926.24 is: 1,654,793.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,861.76 : 3,929,252.09 = 1,102,926.24 : x
  2. Step 2: Convert to fraction form
    2,618,861.76/3,929,252.09 = 1,102,926.24/x
  3. Step 3: Cross multiply
    2,618,861.76x = 3,929,252.09 × 1,102,926.24
  4. Step 4: Simplify right side
    2,618,861.76x = 4,333,675,228,121.21
  5. Step 5: Solve for x
    x = 4,333,675,228,121.21/2,618,861.76
  6. Step 6: Final answer
    x = 1,654,793.43

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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.