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Finding the Third Proportional to 920,898 and 1,993,126.50

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Solution

The third proportional to 920,898 and 1,993,126.50 is: 4,313,782.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,898 : 1,993,126.50 = 1,993,126.50 : x
  2. Step 2: Convert to fraction form
    920,898/1,993,126.50 = 1,993,126.50/x
  3. Step 3: Cross multiply
    920,898x = 1,993,126.50 × 1,993,126.50
  4. Step 4: Simplify right side
    920,898x = 3,972,553,245,002.25
  5. Step 5: Solve for x
    x = 3,972,553,245,002.25/920,898
  6. Step 6: Final answer
    x = 4,313,782.03

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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.