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Finding the Third Proportional to 828,600 and 1,795,440

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Solution

The third proportional to 828,600 and 1,795,440 is: 3,890,423.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,600 : 1,795,440 = 1,795,440 : x
  2. Step 2: Convert to fraction form
    828,600/1,795,440 = 1,795,440/x
  3. Step 3: Cross multiply
    828,600x = 1,795,440 × 1,795,440
  4. Step 4: Simplify right side
    828,600x = 3,223,604,793,600
  5. Step 5: Solve for x
    x = 3,223,604,793,600/828,600
  6. Step 6: Final answer
    x = 3,890,423.36

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.