Home / 2,253,806.63-3,109,647.92-1,286,744.39

Finding the Fourth Proportional to 2,253,806.63, 3,109,647.92 and 1,286,744.39

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Solution

The fourth proportional to 2,253,806.63, 3,109,647.92 and 1,286,744.39 is: 1,775,361.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253,806.63 : 3,109,647.92 = 1,286,744.39 : x
  2. Step 2: Convert to fraction form
    2,253,806.63/3,109,647.92 = 1,286,744.39/x
  3. Step 3: Cross multiply
    2,253,806.63x = 3,109,647.92 × 1,286,744.39
  4. Step 4: Simplify right side
    2,253,806.63x = 4,001,322,005,614.39
  5. Step 5: Solve for x
    x = 4,001,322,005,614.39/2,253,806.63
  6. Step 6: Final answer
    x = 1,775,361.72

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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.