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Finding the Third Proportional to 753,070 and 1,628,505

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Solution

The third proportional to 753,070 and 1,628,505 is: 3,521,622.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,070 : 1,628,505 = 1,628,505 : x
  2. Step 2: Convert to fraction form
    753,070/1,628,505 = 1,628,505/x
  3. Step 3: Cross multiply
    753,070x = 1,628,505 × 1,628,505
  4. Step 4: Simplify right side
    753,070x = 2,652,028,535,025
  5. Step 5: Solve for x
    x = 2,652,028,535,025/753,070
  6. Step 6: Final answer
    x = 3,521,622.87

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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.