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Finding the Fourth Proportional to 3,271,674.04, 4,514,250.49 and 1,981,765.04

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Solution

The fourth proportional to 3,271,674.04, 4,514,250.49 and 1,981,765.04 is: 2,734,436.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,674.04 : 4,514,250.49 = 1,981,765.04 : x
  2. Step 2: Convert to fraction form
    3,271,674.04/4,514,250.49 = 1,981,765.04/x
  3. Step 3: Cross multiply
    3,271,674.04x = 4,514,250.49 × 1,981,765.04
  4. Step 4: Simplify right side
    3,271,674.04x = 8,946,183,775,359.20
  5. Step 5: Solve for x
    x = 8,946,183,775,359.20/3,271,674.04
  6. Step 6: Final answer
    x = 2,734,436.15

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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.