Home / 2,484,274.13-3,726,203.42-687,179.78

Finding the Fourth Proportional to 2,484,274.13, 3,726,203.42 and 687,179.78

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Solution

The fourth proportional to 2,484,274.13, 3,726,203.42 and 687,179.78 is: 1,030,712.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484,274.13 : 3,726,203.42 = 687,179.78 : x
  2. Step 2: Convert to fraction form
    2,484,274.13/3,726,203.42 = 687,179.78/x
  3. Step 3: Cross multiply
    2,484,274.13x = 3,726,203.42 × 687,179.78
  4. Step 4: Simplify right side
    2,484,274.13x = 2,560,571,629,477.78
  5. Step 5: Solve for x
    x = 2,560,571,629,477.78/2,484,274.13
  6. Step 6: Final answer
    x = 1,030,712.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.