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Finding the Third Proportional to 756,260 and 1,134,390

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Solution

The third proportional to 756,260 and 1,134,390 is: 1,701,585

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,260 : 1,134,390 = 1,134,390 : x
  2. Step 2: Convert to fraction form
    756,260/1,134,390 = 1,134,390/x
  3. Step 3: Cross multiply
    756,260x = 1,134,390 × 1,134,390
  4. Step 4: Simplify right side
    756,260x = 1,286,840,672,100
  5. Step 5: Solve for x
    x = 1,286,840,672,100/756,260
  6. Step 6: Final answer
    x = 1,701,585

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.