Home / 2,436,049.37-3,653,986.57-638,918.57

Finding the Fourth Proportional to 2,436,049.37, 3,653,986.57 and 638,918.57

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Solution

The fourth proportional to 2,436,049.37, 3,653,986.57 and 638,918.57 is: 958,354.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436,049.37 : 3,653,986.57 = 638,918.57 : x
  2. Step 2: Convert to fraction form
    2,436,049.37/3,653,986.57 = 638,918.57/x
  3. Step 3: Cross multiply
    2,436,049.37x = 3,653,986.57 × 638,918.57
  4. Step 4: Simplify right side
    2,436,049.37x = 2,334,599,874,103.60
  5. Step 5: Solve for x
    x = 2,334,599,874,103.60/2,436,049.37
  6. Step 6: Final answer
    x = 958,354.91

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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.