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Finding the Third Proportional to 1,313,421 and 2,851,033

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Solution

The third proportional to 1,313,421 and 2,851,033 is: 6,188,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,421 : 2,851,033 = 2,851,033 : x
  2. Step 2: Convert to fraction form
    1,313,421/2,851,033 = 2,851,033/x
  3. Step 3: Cross multiply
    1,313,421x = 2,851,033 × 2,851,033
  4. Step 4: Simplify right side
    1,313,421x = 8,128,389,167,089
  5. Step 5: Solve for x
    x = 8,128,389,167,089/1,313,421
  6. Step 6: Final answer
    x = 6,188,715.70

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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.