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Finding the Third Proportional to 764,796 and 1,214,688

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Solution

The third proportional to 764,796 and 1,214,688 is: 1,929,229.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,796 : 1,214,688 = 1,214,688 : x
  2. Step 2: Convert to fraction form
    764,796/1,214,688 = 1,214,688/x
  3. Step 3: Cross multiply
    764,796x = 1,214,688 × 1,214,688
  4. Step 4: Simplify right side
    764,796x = 1,475,466,937,344
  5. Step 5: Solve for x
    x = 1,475,466,937,344/764,796
  6. Step 6: Final answer
    x = 1,929,229.41

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.