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Finding the Third Proportional to 620,594 and 1,351,780

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Solution

The third proportional to 620,594 and 1,351,780 is: 2,944,451.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,594 : 1,351,780 = 1,351,780 : x
  2. Step 2: Convert to fraction form
    620,594/1,351,780 = 1,351,780/x
  3. Step 3: Cross multiply
    620,594x = 1,351,780 × 1,351,780
  4. Step 4: Simplify right side
    620,594x = 1,827,309,168,400
  5. Step 5: Solve for x
    x = 1,827,309,168,400/620,594
  6. Step 6: Final answer
    x = 2,944,451.88

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.