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Finding the Third Proportional to 494,100 and 1,078,555.50

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Solution

The third proportional to 494,100 and 1,078,555.50 is: 2,354,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,100 : 1,078,555.50 = 1,078,555.50 : x
  2. Step 2: Convert to fraction form
    494,100/1,078,555.50 = 1,078,555.50/x
  3. Step 3: Cross multiply
    494,100x = 1,078,555.50 × 1,078,555.50
  4. Step 4: Simplify right side
    494,100x = 1,163,281,966,580.25
  5. Step 5: Solve for x
    x = 1,163,281,966,580.25/494,100
  6. Step 6: Final answer
    x = 2,354,345.21

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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.