Home / 1,447,512.96-2,171,584.32-605,631.36

Finding the Fourth Proportional to 1,447,512.96, 2,171,584.32 and 605,631.36

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Solution

The fourth proportional to 1,447,512.96, 2,171,584.32 and 605,631.36 is: 908,578.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,512.96 : 2,171,584.32 = 605,631.36 : x
  2. Step 2: Convert to fraction form
    1,447,512.96/2,171,584.32 = 605,631.36/x
  3. Step 3: Cross multiply
    1,447,512.96x = 2,171,584.32 × 605,631.36
  4. Step 4: Simplify right side
    1,447,512.96x = 1,315,179,565,076.28
  5. Step 5: Solve for x
    x = 1,315,179,565,076.28/1,447,512.96
  6. Step 6: Final answer
    x = 908,578.78

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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.