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Finding the Third Proportional to 604,620 and 1,319,764

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Solution

The third proportional to 604,620 and 1,319,764 is: 2,880,779.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,620 : 1,319,764 = 1,319,764 : x
  2. Step 2: Convert to fraction form
    604,620/1,319,764 = 1,319,764/x
  3. Step 3: Cross multiply
    604,620x = 1,319,764 × 1,319,764
  4. Step 4: Simplify right side
    604,620x = 1,741,777,015,696
  5. Step 5: Solve for x
    x = 1,741,777,015,696/604,620
  6. Step 6: Final answer
    x = 2,880,779.69

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.