Home / 1,099,831.22-1,517,826.57-616,551.61

Finding the Fourth Proportional to 1,099,831.22, 1,517,826.57 and 616,551.61

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Solution

The fourth proportional to 1,099,831.22, 1,517,826.57 and 616,551.61 is: 850,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,831.22 : 1,517,826.57 = 616,551.61 : x
  2. Step 2: Convert to fraction form
    1,099,831.22/1,517,826.57 = 616,551.61/x
  3. Step 3: Cross multiply
    1,099,831.22x = 1,517,826.57 × 616,551.61
  4. Step 4: Simplify right side
    1,099,831.22x = 935,818,415,434.28
  5. Step 5: Solve for x
    x = 935,818,415,434.28/1,099,831.22
  6. Step 6: Final answer
    x = 850,874.57

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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.