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Finding the Third Proportional to 763,790.63 and 1,589,722.31

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Solution

The third proportional to 763,790.63 and 1,589,722.31 is: 3,308,782.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,790.63 : 1,589,722.31 = 1,589,722.31 : x
  2. Step 2: Convert to fraction form
    763,790.63/1,589,722.31 = 1,589,722.31/x
  3. Step 3: Cross multiply
    763,790.63x = 1,589,722.31 × 1,589,722.31
  4. Step 4: Simplify right side
    763,790.63x = 2,527,217,030,860.35
  5. Step 5: Solve for x
    x = 2,527,217,030,860.35/763,790.63
  6. Step 6: Final answer
    x = 3,308,782.47

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.