Home / 3,557,255.40-5,335,084.47-1,636,321.71

Finding the Fourth Proportional to 3,557,255.40, 5,335,084.47 and 1,636,321.71

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Solution

The fourth proportional to 3,557,255.40, 5,335,084.47 and 1,636,321.71 is: 2,454,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,255.40 : 5,335,084.47 = 1,636,321.71 : x
  2. Step 2: Convert to fraction form
    3,557,255.40/5,335,084.47 = 1,636,321.71/x
  3. Step 3: Cross multiply
    3,557,255.40x = 5,335,084.47 × 1,636,321.71
  4. Step 4: Simplify right side
    3,557,255.40x = 8,729,914,542,944.84
  5. Step 5: Solve for x
    x = 8,729,914,542,944.84/3,557,255.40
  6. Step 6: Final answer
    x = 2,454,115.20

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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.