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Finding the Third Proportional to 1,377,379 and 2,921,495

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Solution

The third proportional to 1,377,379 and 2,921,495 is: 6,196,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,379 : 2,921,495 = 2,921,495 : x
  2. Step 2: Convert to fraction form
    1,377,379/2,921,495 = 2,921,495/x
  3. Step 3: Cross multiply
    1,377,379x = 2,921,495 × 2,921,495
  4. Step 4: Simplify right side
    1,377,379x = 8,535,133,035,025
  5. Step 5: Solve for x
    x = 8,535,133,035,025/1,377,379
  6. Step 6: Final answer
    x = 6,196,648.15

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.