Home / 2,456,799.28-3,388,578.30-1,628,374.60

Finding the Fourth Proportional to 2,456,799.28, 3,388,578.30 and 1,628,374.60

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Solution

The fourth proportional to 2,456,799.28, 3,388,578.30 and 1,628,374.60 is: 2,245,960.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456,799.28 : 3,388,578.30 = 1,628,374.60 : x
  2. Step 2: Convert to fraction form
    2,456,799.28/3,388,578.30 = 1,628,374.60/x
  3. Step 3: Cross multiply
    2,456,799.28x = 3,388,578.30 × 1,628,374.60
  4. Step 4: Simplify right side
    2,456,799.28x = 5,517,874,833,831.18
  5. Step 5: Solve for x
    x = 5,517,874,833,831.18/2,456,799.28
  6. Step 6: Final answer
    x = 2,245,960.78

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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.