Home / 1,726,642.78-2,589,522.42-511,935.39

Finding the Fourth Proportional to 1,726,642.78, 2,589,522.42 and 511,935.39

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Solution

The fourth proportional to 1,726,642.78, 2,589,522.42 and 511,935.39 is: 767,772.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,642.78 : 2,589,522.42 = 511,935.39 : x
  2. Step 2: Convert to fraction form
    1,726,642.78/2,589,522.42 = 511,935.39/x
  3. Step 3: Cross multiply
    1,726,642.78x = 2,589,522.42 × 511,935.39
  4. Step 4: Simplify right side
    1,726,642.78x = 1,325,668,169,996.44
  5. Step 5: Solve for x
    x = 1,325,668,169,996.44/1,726,642.78
  6. Step 6: Final answer
    x = 767,772.11

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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.