Home / 1,085,906.16-1,498,683.44-627,019.56

Finding the Fourth Proportional to 1,085,906.16, 1,498,683.44 and 627,019.56

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Solution

The fourth proportional to 1,085,906.16, 1,498,683.44 and 627,019.56 is: 865,363.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,906.16 : 1,498,683.44 = 627,019.56 : x
  2. Step 2: Convert to fraction form
    1,085,906.16/1,498,683.44 = 627,019.56/x
  3. Step 3: Cross multiply
    1,085,906.16x = 1,498,683.44 × 627,019.56
  4. Step 4: Simplify right side
    1,085,906.16x = 939,703,836,200.97
  5. Step 5: Solve for x
    x = 939,703,836,200.97/1,085,906.16
  6. Step 6: Final answer
    x = 865,363.76

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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.