Home / 3,916,410.28-5,402,866.16-2,540,100.80

Finding the Fourth Proportional to 3,916,410.28, 5,402,866.16 and 2,540,100.80

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Solution

The fourth proportional to 3,916,410.28, 5,402,866.16 and 2,540,100.80 is: 3,504,184.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916,410.28 : 5,402,866.16 = 2,540,100.80 : x
  2. Step 2: Convert to fraction form
    3,916,410.28/5,402,866.16 = 2,540,100.80/x
  3. Step 3: Cross multiply
    3,916,410.28x = 5,402,866.16 × 2,540,100.80
  4. Step 4: Simplify right side
    3,916,410.28x = 13,723,824,675,166.35
  5. Step 5: Solve for x
    x = 13,723,824,675,166.35/3,916,410.28
  6. Step 6: Final answer
    x = 3,504,184.62

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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.