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Finding the Third Proportional to 528,054 and 1,135,685

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Solution

The third proportional to 528,054 and 1,135,685 is: 2,442,516.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,054 : 1,135,685 = 1,135,685 : x
  2. Step 2: Convert to fraction form
    528,054/1,135,685 = 1,135,685/x
  3. Step 3: Cross multiply
    528,054x = 1,135,685 × 1,135,685
  4. Step 4: Simplify right side
    528,054x = 1,289,780,419,225
  5. Step 5: Solve for x
    x = 1,289,780,419,225/528,054
  6. Step 6: Final answer
    x = 2,442,516.14

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.