Home / 1,047,138.26-1,571,181.07-534,538.61

Finding the Fourth Proportional to 1,047,138.26, 1,571,181.07 and 534,538.61

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Solution

The fourth proportional to 1,047,138.26, 1,571,181.07 and 534,538.61 is: 802,049.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,138.26 : 1,571,181.07 = 534,538.61 : x
  2. Step 2: Convert to fraction form
    1,047,138.26/1,571,181.07 = 534,538.61/x
  3. Step 3: Cross multiply
    1,047,138.26x = 1,571,181.07 × 534,538.61
  4. Step 4: Simplify right side
    1,047,138.26x = 839,856,936,023.86
  5. Step 5: Solve for x
    x = 839,856,936,023.86/1,047,138.26
  6. Step 6: Final answer
    x = 802,049.71

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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.