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Finding the Third Proportional to 1,945,428 and 2,910,366

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Solution

The third proportional to 1,945,428 and 2,910,366 is: 4,353,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,428 : 2,910,366 = 2,910,366 : x
  2. Step 2: Convert to fraction form
    1,945,428/2,910,366 = 2,910,366/x
  3. Step 3: Cross multiply
    1,945,428x = 2,910,366 × 2,910,366
  4. Step 4: Simplify right side
    1,945,428x = 8,470,230,253,956
  5. Step 5: Solve for x
    x = 8,470,230,253,956/1,945,428
  6. Step 6: Final answer
    x = 4,353,916.08

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.