Home / 2,263,967.28-3,123,821.70-1,297,400.76

Finding the Fourth Proportional to 2,263,967.28, 3,123,821.70 and 1,297,400.76

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Solution

The fourth proportional to 2,263,967.28, 3,123,821.70 and 1,297,400.76 is: 1,790,153.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263,967.28 : 3,123,821.70 = 1,297,400.76 : x
  2. Step 2: Convert to fraction form
    2,263,967.28/3,123,821.70 = 1,297,400.76/x
  3. Step 3: Cross multiply
    2,263,967.28x = 3,123,821.70 × 1,297,400.76
  4. Step 4: Simplify right side
    2,263,967.28x = 4,052,848,647,684.49
  5. Step 5: Solve for x
    x = 4,052,848,647,684.49/2,263,967.28
  6. Step 6: Final answer
    x = 1,790,153.37

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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.