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Finding the Third Proportional to 1,659,271.50 and 3,618,891

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Solution

The third proportional to 1,659,271.50 and 3,618,891 is: 7,892,844.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,271.50 : 3,618,891 = 3,618,891 : x
  2. Step 2: Convert to fraction form
    1,659,271.50/3,618,891 = 3,618,891/x
  3. Step 3: Cross multiply
    1,659,271.50x = 3,618,891 × 3,618,891
  4. Step 4: Simplify right side
    1,659,271.50x = 13,096,372,069,881
  5. Step 5: Solve for x
    x = 13,096,372,069,881/1,659,271.50
  6. Step 6: Final answer
    x = 7,892,844.58

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.