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Finding the Third Proportional to 3,479,040 and 5,266,678.50

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Solution

The third proportional to 3,479,040 and 5,266,678.50 is: 7,972,861.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,040 : 5,266,678.50 = 5,266,678.50 : x
  2. Step 2: Convert to fraction form
    3,479,040/5,266,678.50 = 5,266,678.50/x
  3. Step 3: Cross multiply
    3,479,040x = 5,266,678.50 × 5,266,678.50
  4. Step 4: Simplify right side
    3,479,040x = 27,737,902,422,362.25
  5. Step 5: Solve for x
    x = 27,737,902,422,362.25/3,479,040
  6. Step 6: Final answer
    x = 7,972,861.03

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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.