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Finding the Fourth Proportional to 2,206,611, 3,309,916.68 and 710,703

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Solution

The fourth proportional to 2,206,611, 3,309,916.68 and 710,703 is: 1,066,054.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,611 : 3,309,916.68 = 710,703 : x
  2. Step 2: Convert to fraction form
    2,206,611/3,309,916.68 = 710,703/x
  3. Step 3: Cross multiply
    2,206,611x = 3,309,916.68 × 710,703
  4. Step 4: Simplify right side
    2,206,611x = 2,352,367,714,226.04
  5. Step 5: Solve for x
    x = 2,352,367,714,226.04/2,206,611
  6. Step 6: Final answer
    x = 1,066,054.56

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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.