Home / 1,151,885.25-1,589,404.82-668,339.55

Finding the Fourth Proportional to 1,151,885.25, 1,589,404.82 and 668,339.55

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Solution

The fourth proportional to 1,151,885.25, 1,589,404.82 and 668,339.55 is: 922,194.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,885.25 : 1,589,404.82 = 668,339.55 : x
  2. Step 2: Convert to fraction form
    1,151,885.25/1,589,404.82 = 668,339.55/x
  3. Step 3: Cross multiply
    1,151,885.25x = 1,589,404.82 × 668,339.55
  4. Step 4: Simplify right side
    1,151,885.25x = 1,062,262,098,824.93
  5. Step 5: Solve for x
    x = 1,062,262,098,824.93/1,151,885.25
  6. Step 6: Final answer
    x = 922,194.38

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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.