Home / 2,819,653.38-4,231,011.38-1,200,158.01

Finding the Fourth Proportional to 2,819,653.38, 4,231,011.38 and 1,200,158.01

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Solution

The fourth proportional to 2,819,653.38, 4,231,011.38 and 1,200,158.01 is: 1,800,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,653.38 : 4,231,011.38 = 1,200,158.01 : x
  2. Step 2: Convert to fraction form
    2,819,653.38/4,231,011.38 = 1,200,158.01/x
  3. Step 3: Cross multiply
    2,819,653.38x = 4,231,011.38 × 1,200,158.01
  4. Step 4: Simplify right side
    2,819,653.38x = 5,077,882,192,107.36
  5. Step 5: Solve for x
    x = 5,077,882,192,107.36/2,819,653.38
  6. Step 6: Final answer
    x = 1,800,888.80

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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.