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Finding the Third Proportional to 662,234 and 1,430,311

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Solution

The third proportional to 662,234 and 1,430,311 is: 3,089,224.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,234 : 1,430,311 = 1,430,311 : x
  2. Step 2: Convert to fraction form
    662,234/1,430,311 = 1,430,311/x
  3. Step 3: Cross multiply
    662,234x = 1,430,311 × 1,430,311
  4. Step 4: Simplify right side
    662,234x = 2,045,789,556,721
  5. Step 5: Solve for x
    x = 2,045,789,556,721/662,234
  6. Step 6: Final answer
    x = 3,089,224.59

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.