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Finding the Third Proportional to 608,908 and 1,377,209

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Solution

The third proportional to 608,908 and 1,377,209 is: 3,114,928.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,908 : 1,377,209 = 1,377,209 : x
  2. Step 2: Convert to fraction form
    608,908/1,377,209 = 1,377,209/x
  3. Step 3: Cross multiply
    608,908x = 1,377,209 × 1,377,209
  4. Step 4: Simplify right side
    608,908x = 1,896,704,629,681
  5. Step 5: Solve for x
    x = 1,896,704,629,681/608,908
  6. Step 6: Final answer
    x = 3,114,928.08

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.