Home / 1,313,831.41-1,970,134.75-682,575.73

Finding the Fourth Proportional to 1,313,831.41, 1,970,134.75 and 682,575.73

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Solution

The fourth proportional to 1,313,831.41, 1,970,134.75 and 682,575.73 is: 1,023,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,831.41 : 1,970,134.75 = 682,575.73 : x
  2. Step 2: Convert to fraction form
    1,313,831.41/1,970,134.75 = 682,575.73/x
  3. Step 3: Cross multiply
    1,313,831.41x = 1,970,134.75 × 682,575.73
  4. Step 4: Simplify right side
    1,313,831.41x = 1,344,766,161,107.50
  5. Step 5: Solve for x
    x = 1,344,766,161,107.50/1,313,831.41
  6. Step 6: Final answer
    x = 1,023,545.45

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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.