Home / 2,628,350.20-3,942,525.66-923,831.56

Finding the Fourth Proportional to 2,628,350.20, 3,942,525.66 and 923,831.56

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Solution

The fourth proportional to 2,628,350.20, 3,942,525.66 and 923,831.56 is: 1,385,747.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,350.20 : 3,942,525.66 = 923,831.56 : x
  2. Step 2: Convert to fraction form
    2,628,350.20/3,942,525.66 = 923,831.56/x
  3. Step 3: Cross multiply
    2,628,350.20x = 3,942,525.66 × 923,831.56
  4. Step 4: Simplify right side
    2,628,350.20x = 3,642,229,630,817.83
  5. Step 5: Solve for x
    x = 3,642,229,630,817.83/2,628,350.20
  6. Step 6: Final answer
    x = 1,385,747.47

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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.