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Finding the Third Proportional to 563,904 and 1,220,736

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Solution

The third proportional to 563,904 and 1,220,736 is: 2,642,641.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,904 : 1,220,736 = 1,220,736 : x
  2. Step 2: Convert to fraction form
    563,904/1,220,736 = 1,220,736/x
  3. Step 3: Cross multiply
    563,904x = 1,220,736 × 1,220,736
  4. Step 4: Simplify right side
    563,904x = 1,490,196,381,696
  5. Step 5: Solve for x
    x = 1,490,196,381,696/563,904
  6. Step 6: Final answer
    x = 2,642,641.98

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.