Home / 3,886,087.35-5,362,805.57-2,143,717.41

Finding the Fourth Proportional to 3,886,087.35, 5,362,805.57 and 2,143,717.41

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Solution

The fourth proportional to 3,886,087.35, 5,362,805.57 and 2,143,717.41 is: 2,958,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,087.35 : 5,362,805.57 = 2,143,717.41 : x
  2. Step 2: Convert to fraction form
    3,886,087.35/5,362,805.57 = 2,143,717.41/x
  3. Step 3: Cross multiply
    3,886,087.35x = 5,362,805.57 × 2,143,717.41
  4. Step 4: Simplify right side
    3,886,087.35x = 11,496,339,656,135.39
  5. Step 5: Solve for x
    x = 11,496,339,656,135.39/3,886,087.35
  6. Step 6: Final answer
    x = 2,958,332.80

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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.