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Finding the Third Proportional to 618,292 and 1,303,000

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Solution

The third proportional to 618,292 and 1,303,000 is: 2,745,966.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,292 : 1,303,000 = 1,303,000 : x
  2. Step 2: Convert to fraction form
    618,292/1,303,000 = 1,303,000/x
  3. Step 3: Cross multiply
    618,292x = 1,303,000 × 1,303,000
  4. Step 4: Simplify right side
    618,292x = 1,697,809,000,000
  5. Step 5: Solve for x
    x = 1,697,809,000,000/618,292
  6. Step 6: Final answer
    x = 2,745,966.31

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.