Home / 1,238,557.75-1,858,148.87-352,093.75

Finding the Fourth Proportional to 1,238,557.75, 1,858,148.87 and 352,093.75

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Solution

The fourth proportional to 1,238,557.75, 1,858,148.87 and 352,093.75 is: 528,229.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,557.75 : 1,858,148.87 = 352,093.75 : x
  2. Step 2: Convert to fraction form
    1,238,557.75/1,858,148.87 = 352,093.75/x
  3. Step 3: Cross multiply
    1,238,557.75x = 1,858,148.87 × 352,093.75
  4. Step 4: Simplify right side
    1,238,557.75x = 654,242,601,936.09
  5. Step 5: Solve for x
    x = 654,242,601,936.09/1,238,557.75
  6. Step 6: Final answer
    x = 528,229.39

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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.