Home / 984,372.80-1,471,164.46-718,692.80

Finding the Fourth Proportional to 984,372.80, 1,471,164.46 and 718,692.80

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Solution

The fourth proportional to 984,372.80, 1,471,164.46 and 718,692.80 is: 1,074,100.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,372.80 : 1,471,164.46 = 718,692.80 : x
  2. Step 2: Convert to fraction form
    984,372.80/1,471,164.46 = 718,692.80/x
  3. Step 3: Cross multiply
    984,372.80x = 1,471,164.46 × 718,692.80
  4. Step 4: Simplify right side
    984,372.80x = 1,057,315,305,017.89
  5. Step 5: Solve for x
    x = 1,057,315,305,017.89/984,372.80
  6. Step 6: Final answer
    x = 1,074,100.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.