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Finding the Third Proportional to 1,353,855 and 2,973,445

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Solution

The third proportional to 1,353,855 and 2,973,445 is: 6,530,518.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,855 : 2,973,445 = 2,973,445 : x
  2. Step 2: Convert to fraction form
    1,353,855/2,973,445 = 2,973,445/x
  3. Step 3: Cross multiply
    1,353,855x = 2,973,445 × 2,973,445
  4. Step 4: Simplify right side
    1,353,855x = 8,841,375,168,025
  5. Step 5: Solve for x
    x = 8,841,375,168,025/1,353,855
  6. Step 6: Final answer
    x = 6,530,518.53

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.