Home / 5,419,736.34-8,129,608.20-1,376,527.38

Finding the Fourth Proportional to 5,419,736.34, 8,129,608.20 and 1,376,527.38

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Solution

The fourth proportional to 5,419,736.34, 8,129,608.20 and 1,376,527.38 is: 2,064,792.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419,736.34 : 8,129,608.20 = 1,376,527.38 : x
  2. Step 2: Convert to fraction form
    5,419,736.34/8,129,608.20 = 1,376,527.38/x
  3. Step 3: Cross multiply
    5,419,736.34x = 8,129,608.20 × 1,376,527.38
  4. Step 4: Simplify right side
    5,419,736.34x = 11,190,628,275,972.52
  5. Step 5: Solve for x
    x = 11,190,628,275,972.52/5,419,736.34
  6. Step 6: Final answer
    x = 2,064,792.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.