Home / 3,083,831.31-4,257,617.24-1,981,709.67

Finding the Fourth Proportional to 3,083,831.31, 4,257,617.24 and 1,981,709.67

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Solution

The fourth proportional to 3,083,831.31, 4,257,617.24 and 1,981,709.67 is: 2,735,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083,831.31 : 4,257,617.24 = 1,981,709.67 : x
  2. Step 2: Convert to fraction form
    3,083,831.31/4,257,617.24 = 1,981,709.67/x
  3. Step 3: Cross multiply
    3,083,831.31x = 4,257,617.24 × 1,981,709.67
  4. Step 4: Simplify right side
    3,083,831.31x = 8,437,361,255,666.71
  5. Step 5: Solve for x
    x = 8,437,361,255,666.71/3,083,831.31
  6. Step 6: Final answer
    x = 2,735,999.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.