Home / 3,286,858.56-4,535,855.28-1,816,757.28

Finding the Fourth Proportional to 3,286,858.56, 4,535,855.28 and 1,816,757.28

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Solution

The fourth proportional to 3,286,858.56, 4,535,855.28 and 1,816,757.28 is: 2,507,119.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,858.56 : 4,535,855.28 = 1,816,757.28 : x
  2. Step 2: Convert to fraction form
    3,286,858.56/4,535,855.28 = 1,816,757.28/x
  3. Step 3: Cross multiply
    3,286,858.56x = 4,535,855.28 × 1,816,757.28
  4. Step 4: Simplify right side
    3,286,858.56x = 8,240,548,100,966.44
  5. Step 5: Solve for x
    x = 8,240,548,100,966.44/3,286,858.56
  6. Step 6: Final answer
    x = 2,507,119.78

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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.