Home / 1,628,895.56-2,247,936.03-984,191.31

Finding the Fourth Proportional to 1,628,895.56, 2,247,936.03 and 984,191.31

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Solution

The fourth proportional to 1,628,895.56, 2,247,936.03 and 984,191.31 is: 1,358,220.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,895.56 : 2,247,936.03 = 984,191.31 : x
  2. Step 2: Convert to fraction form
    1,628,895.56/2,247,936.03 = 984,191.31/x
  3. Step 3: Cross multiply
    1,628,895.56x = 2,247,936.03 × 984,191.31
  4. Step 4: Simplify right side
    1,628,895.56x = 2,212,399,106,161.90
  5. Step 5: Solve for x
    x = 2,212,399,106,161.90/1,628,895.56
  6. Step 6: Final answer
    x = 1,358,220.36

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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.