Home / 791,163.56-1,092,001.02-451,828.64

Finding the Fourth Proportional to 791,163.56, 1,092,001.02 and 451,828.64

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Solution

The fourth proportional to 791,163.56, 1,092,001.02 and 451,828.64 is: 623,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,163.56 : 1,092,001.02 = 451,828.64 : x
  2. Step 2: Convert to fraction form
    791,163.56/1,092,001.02 = 451,828.64/x
  3. Step 3: Cross multiply
    791,163.56x = 1,092,001.02 × 451,828.64
  4. Step 4: Simplify right side
    791,163.56x = 493,397,335,745.21
  5. Step 5: Solve for x
    x = 493,397,335,745.21/791,163.56
  6. Step 6: Final answer
    x = 623,635.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.