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Finding the Third Proportional to 603,541 and 1,310,878

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Solution

The third proportional to 603,541 and 1,310,878 is: 2,847,198.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,541 : 1,310,878 = 1,310,878 : x
  2. Step 2: Convert to fraction form
    603,541/1,310,878 = 1,310,878/x
  3. Step 3: Cross multiply
    603,541x = 1,310,878 × 1,310,878
  4. Step 4: Simplify right side
    603,541x = 1,718,401,130,884
  5. Step 5: Solve for x
    x = 1,718,401,130,884/603,541
  6. Step 6: Final answer
    x = 2,847,198.67

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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.