Home / 2,157,425.57-3,233,863.46-717,724.45

Finding the Fourth Proportional to 2,157,425.57, 3,233,863.46 and 717,724.45

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Solution

The fourth proportional to 2,157,425.57, 3,233,863.46 and 717,724.45 is: 1,075,829.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,425.57 : 3,233,863.46 = 717,724.45 : x
  2. Step 2: Convert to fraction form
    2,157,425.57/3,233,863.46 = 717,724.45/x
  3. Step 3: Cross multiply
    2,157,425.57x = 3,233,863.46 × 717,724.45
  4. Step 4: Simplify right side
    2,157,425.57x = 2,321,022,871,964.90
  5. Step 5: Solve for x
    x = 2,321,022,871,964.90/2,157,425.57
  6. Step 6: Final answer
    x = 1,075,829.87

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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.