Home / 2,786,043.36-4,179,065.96-1,839,192.65

Finding the Fourth Proportional to 2,786,043.36, 4,179,065.96 and 1,839,192.65

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Solution

The fourth proportional to 2,786,043.36, 4,179,065.96 and 1,839,192.65 is: 2,758,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,043.36 : 4,179,065.96 = 1,839,192.65 : x
  2. Step 2: Convert to fraction form
    2,786,043.36/4,179,065.96 = 1,839,192.65/x
  3. Step 3: Cross multiply
    2,786,043.36x = 4,179,065.96 × 1,839,192.65
  4. Step 4: Simplify right side
    2,786,043.36x = 7,686,107,386,525.89
  5. Step 5: Solve for x
    x = 7,686,107,386,525.89/2,786,043.36
  6. Step 6: Final answer
    x = 2,758,789.57

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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.