Home / 2,787,109.80-4,180,664.70-2,227,237.80

Finding the Fourth Proportional to 2,787,109.80, 4,180,664.70 and 2,227,237.80

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Solution

The fourth proportional to 2,787,109.80, 4,180,664.70 and 2,227,237.80 is: 3,340,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,787,109.80 : 4,180,664.70 = 2,227,237.80 : x
  2. Step 2: Convert to fraction form
    2,787,109.80/4,180,664.70 = 2,227,237.80/x
  3. Step 3: Cross multiply
    2,787,109.80x = 4,180,664.70 × 2,227,237.80
  4. Step 4: Simplify right side
    2,787,109.80x = 9,311,334,448,965.66
  5. Step 5: Solve for x
    x = 9,311,334,448,965.66/2,787,109.80
  6. Step 6: Final answer
    x = 3,340,856.70

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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.