Home / 2,257,349.44-3,115,232.08-1,238,790.64

Finding the Fourth Proportional to 2,257,349.44, 3,115,232.08 and 1,238,790.64

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Solution

The fourth proportional to 2,257,349.44, 3,115,232.08 and 1,238,790.64 is: 1,709,580.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,349.44 : 3,115,232.08 = 1,238,790.64 : x
  2. Step 2: Convert to fraction form
    2,257,349.44/3,115,232.08 = 1,238,790.64/x
  3. Step 3: Cross multiply
    2,257,349.44x = 3,115,232.08 × 1,238,790.64
  4. Step 4: Simplify right side
    2,257,349.44x = 3,859,120,342,131.73
  5. Step 5: Solve for x
    x = 3,859,120,342,131.73/2,257,349.44
  6. Step 6: Final answer
    x = 1,709,580.39

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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.