Home / 2,787,115.80-4,180,673.70-2,227,243.80

Finding the Fourth Proportional to 2,787,115.80, 4,180,673.70 and 2,227,243.80

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Solution

The fourth proportional to 2,787,115.80, 4,180,673.70 and 2,227,243.80 is: 3,340,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,115.80 : 4,180,673.70 = 2,227,243.80 : x
  2. Step 2: Convert to fraction form
    2,787,115.80/4,180,673.70 = 2,227,243.80/x
  3. Step 3: Cross multiply
    2,787,115.80x = 4,180,673.70 × 2,227,243.80
  4. Step 4: Simplify right side
    2,787,115.80x = 9,311,379,578,148.06
  5. Step 5: Solve for x
    x = 9,311,379,578,148.06/2,787,115.80
  6. Step 6: Final answer
    x = 3,340,865.70

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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.