Home / 3,726,839.80-5,142,919.80-2,095,316.20

Finding the Fourth Proportional to 3,726,839.80, 5,142,919.80 and 2,095,316.20

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Solution

The fourth proportional to 3,726,839.80, 5,142,919.80 and 2,095,316.20 is: 2,891,469.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726,839.80 : 5,142,919.80 = 2,095,316.20 : x
  2. Step 2: Convert to fraction form
    3,726,839.80/5,142,919.80 = 2,095,316.20/x
  3. Step 3: Cross multiply
    3,726,839.80x = 5,142,919.80 × 2,095,316.20
  4. Step 4: Simplify right side
    3,726,839.80x = 10,776,043,172,240.76
  5. Step 5: Solve for x
    x = 10,776,043,172,240.76/3,726,839.80
  6. Step 6: Final answer
    x = 2,891,469.38

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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.