Home / 3,000,335.73-4,500,046.83-978,576.80

Finding the Fourth Proportional to 3,000,335.73, 4,500,046.83 and 978,576.80

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Solution

The fourth proportional to 3,000,335.73, 4,500,046.83 and 978,576.80 is: 1,467,716.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,335.73 : 4,500,046.83 = 978,576.80 : x
  2. Step 2: Convert to fraction form
    3,000,335.73/4,500,046.83 = 978,576.80/x
  3. Step 3: Cross multiply
    3,000,335.73x = 4,500,046.83 × 978,576.80
  4. Step 4: Simplify right side
    3,000,335.73x = 4,403,641,407,920.97
  5. Step 5: Solve for x
    x = 4,403,641,407,920.97/3,000,335.73
  6. Step 6: Final answer
    x = 1,467,716.22

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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.