Home / 3,886,940.26-5,363,941.98-2,144,625.70

Finding the Fourth Proportional to 3,886,940.26, 5,363,941.98 and 2,144,625.70

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Solution

The fourth proportional to 3,886,940.26, 5,363,941.98 and 2,144,625.70 is: 2,959,563.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,940.26 : 5,363,941.98 = 2,144,625.70 : x
  2. Step 2: Convert to fraction form
    3,886,940.26/5,363,941.98 = 2,144,625.70/x
  3. Step 3: Cross multiply
    3,886,940.26x = 5,363,941.98 × 2,144,625.70
  4. Step 4: Simplify right side
    3,886,940.26x = 11,503,647,823,616.89
  5. Step 5: Solve for x
    x = 11,503,647,823,616.89/3,886,940.26
  6. Step 6: Final answer
    x = 2,959,563.84

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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.