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Finding the Third Proportional to 2,678,739 and 4,043,020.50

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Solution

The third proportional to 2,678,739 and 4,043,020.50 is: 6,102,130.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,739 : 4,043,020.50 = 4,043,020.50 : x
  2. Step 2: Convert to fraction form
    2,678,739/4,043,020.50 = 4,043,020.50/x
  3. Step 3: Cross multiply
    2,678,739x = 4,043,020.50 × 4,043,020.50
  4. Step 4: Simplify right side
    2,678,739x = 16,346,014,763,420.25
  5. Step 5: Solve for x
    x = 16,346,014,763,420.25/2,678,739
  6. Step 6: Final answer
    x = 6,102,130.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.