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Finding the Third Proportional to 742,086 and 1,626,201

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Solution

The third proportional to 742,086 and 1,626,201 is: 3,563,643.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,086 : 1,626,201 = 1,626,201 : x
  2. Step 2: Convert to fraction form
    742,086/1,626,201 = 1,626,201/x
  3. Step 3: Cross multiply
    742,086x = 1,626,201 × 1,626,201
  4. Step 4: Simplify right side
    742,086x = 2,644,529,692,401
  5. Step 5: Solve for x
    x = 2,644,529,692,401/742,086
  6. Step 6: Final answer
    x = 3,563,643.15

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.