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Finding the Third Proportional to 799,920 and 1,125,030

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Solution

The third proportional to 799,920 and 1,125,030 is: 1,582,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,920 : 1,125,030 = 1,125,030 : x
  2. Step 2: Convert to fraction form
    799,920/1,125,030 = 1,125,030/x
  3. Step 3: Cross multiply
    799,920x = 1,125,030 × 1,125,030
  4. Step 4: Simplify right side
    799,920x = 1,265,692,500,900
  5. Step 5: Solve for x
    x = 1,265,692,500,900/799,920
  6. Step 6: Final answer
    x = 1,582,273.85

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.