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Finding the Third Proportional to 719,820 and 1,544,373

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Solution

The third proportional to 719,820 and 1,544,373 is: 3,313,450.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,820 : 1,544,373 = 1,544,373 : x
  2. Step 2: Convert to fraction form
    719,820/1,544,373 = 1,544,373/x
  3. Step 3: Cross multiply
    719,820x = 1,544,373 × 1,544,373
  4. Step 4: Simplify right side
    719,820x = 2,385,087,963,129
  5. Step 5: Solve for x
    x = 2,385,087,963,129/719,820
  6. Step 6: Final answer
    x = 3,313,450.53

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.