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Finding the Third Proportional to 626,224 and 1,395,877

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Solution

The third proportional to 626,224 and 1,395,877 is: 3,111,462.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,224 : 1,395,877 = 1,395,877 : x
  2. Step 2: Convert to fraction form
    626,224/1,395,877 = 1,395,877/x
  3. Step 3: Cross multiply
    626,224x = 1,395,877 × 1,395,877
  4. Step 4: Simplify right side
    626,224x = 1,948,472,599,129
  5. Step 5: Solve for x
    x = 1,948,472,599,129/626,224
  6. Step 6: Final answer
    x = 3,111,462.67

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.