Home / 1,531,679.55-3,299,680.03

Finding the Third Proportional to 1,531,679.55 and 3,299,680.03

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Solution

The third proportional to 1,531,679.55 and 3,299,680.03 is: 7,108,463.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,679.55 : 3,299,680.03 = 3,299,680.03 : x
  2. Step 2: Convert to fraction form
    1,531,679.55/3,299,680.03 = 3,299,680.03/x
  3. Step 3: Cross multiply
    1,531,679.55x = 3,299,680.03 × 3,299,680.03
  4. Step 4: Simplify right side
    1,531,679.55x = 10,887,888,318,297.40
  5. Step 5: Solve for x
    x = 10,887,888,318,297.40/1,531,679.55
  6. Step 6: Final answer
    x = 7,108,463.61

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.