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Finding the Third Proportional to 553,770 and 1,303,857

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Solution

The third proportional to 553,770 and 1,303,857 is: 3,069,944.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,770 : 1,303,857 = 1,303,857 : x
  2. Step 2: Convert to fraction form
    553,770/1,303,857 = 1,303,857/x
  3. Step 3: Cross multiply
    553,770x = 1,303,857 × 1,303,857
  4. Step 4: Simplify right side
    553,770x = 1,700,043,076,449
  5. Step 5: Solve for x
    x = 1,700,043,076,449/553,770
  6. Step 6: Final answer
    x = 3,069,944.34

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.