Home / 3,827,845.28-5,282,423.60-2,108,965.80

Finding the Fourth Proportional to 3,827,845.28, 5,282,423.60 and 2,108,965.80

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Solution

The fourth proportional to 3,827,845.28, 5,282,423.60 and 2,108,965.80 is: 2,910,371.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827,845.28 : 5,282,423.60 = 2,108,965.80 : x
  2. Step 2: Convert to fraction form
    3,827,845.28/5,282,423.60 = 2,108,965.80/x
  3. Step 3: Cross multiply
    3,827,845.28x = 5,282,423.60 × 2,108,965.80
  4. Step 4: Simplify right side
    3,827,845.28x = 11,140,450,713,512.88
  5. Step 5: Solve for x
    x = 11,140,450,713,512.88/3,827,845.28
  6. Step 6: Final answer
    x = 2,910,371.21

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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.