Home / 2,780,999-3,837,778.62-1,509,191

Finding the Fourth Proportional to 2,780,999, 3,837,778.62 and 1,509,191

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Solution

The fourth proportional to 2,780,999, 3,837,778.62 and 1,509,191 is: 2,082,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,999 : 3,837,778.62 = 1,509,191 : x
  2. Step 2: Convert to fraction form
    2,780,999/3,837,778.62 = 1,509,191/x
  3. Step 3: Cross multiply
    2,780,999x = 3,837,778.62 × 1,509,191
  4. Step 4: Simplify right side
    2,780,999x = 5,791,940,953,296.42
  5. Step 5: Solve for x
    x = 5,791,940,953,296.42/2,780,999
  6. Step 6: Final answer
    x = 2,082,683.58

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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.