Home / 1,018,049.63-1,527,072.98-259,891.09

Finding the Fourth Proportional to 1,018,049.63, 1,527,072.98 and 259,891.09

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Solution

The fourth proportional to 1,018,049.63, 1,527,072.98 and 259,891.09 is: 389,836.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,049.63 : 1,527,072.98 = 259,891.09 : x
  2. Step 2: Convert to fraction form
    1,018,049.63/1,527,072.98 = 259,891.09/x
  3. Step 3: Cross multiply
    1,018,049.63x = 1,527,072.98 × 259,891.09
  4. Step 4: Simplify right side
    1,018,049.63x = 396,872,656,164.61
  5. Step 5: Solve for x
    x = 396,872,656,164.61/1,018,049.63
  6. Step 6: Final answer
    x = 389,836.26

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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.