Home / 1,025,911.96-1,538,724.06-351,982.20

Finding the Fourth Proportional to 1,025,911.96, 1,538,724.06 and 351,982.20

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Solution

The fourth proportional to 1,025,911.96, 1,538,724.06 and 351,982.20 is: 527,923.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,911.96 : 1,538,724.06 = 351,982.20 : x
  2. Step 2: Convert to fraction form
    1,025,911.96/1,538,724.06 = 351,982.20/x
  3. Step 3: Cross multiply
    1,025,911.96x = 1,538,724.06 × 351,982.20
  4. Step 4: Simplify right side
    1,025,911.96x = 541,603,479,831.73
  5. Step 5: Solve for x
    x = 541,603,479,831.73/1,025,911.96
  6. Step 6: Final answer
    x = 527,923.94

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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.