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Finding the Third Proportional to 1,299,372 and 1,999,773

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Solution

The third proportional to 1,299,372 and 1,999,773 is: 3,077,711.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,372 : 1,999,773 = 1,999,773 : x
  2. Step 2: Convert to fraction form
    1,299,372/1,999,773 = 1,999,773/x
  3. Step 3: Cross multiply
    1,299,372x = 1,999,773 × 1,999,773
  4. Step 4: Simplify right side
    1,299,372x = 3,999,092,051,529
  5. Step 5: Solve for x
    x = 3,999,092,051,529/1,299,372
  6. Step 6: Final answer
    x = 3,077,711.43

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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.