Home / 2,628,735.20-3,943,102.80-945,231.20

Finding the Fourth Proportional to 2,628,735.20, 3,943,102.80 and 945,231.20

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Solution

The fourth proportional to 2,628,735.20, 3,943,102.80 and 945,231.20 is: 1,417,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,735.20 : 3,943,102.80 = 945,231.20 : x
  2. Step 2: Convert to fraction form
    2,628,735.20/3,943,102.80 = 945,231.20/x
  3. Step 3: Cross multiply
    2,628,735.20x = 3,943,102.80 × 945,231.20
  4. Step 4: Simplify right side
    2,628,735.20x = 3,727,143,791,367.36
  5. Step 5: Solve for x
    x = 3,727,143,791,367.36/2,628,735.20
  6. Step 6: Final answer
    x = 1,417,846.80

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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.