Home / 1,099,863.09-1,517,870.61-616,583.61

Finding the Fourth Proportional to 1,099,863.09, 1,517,870.61 and 616,583.61

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Solution

The fourth proportional to 1,099,863.09, 1,517,870.61 and 616,583.61 is: 850,918.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,863.09 : 1,517,870.61 = 616,583.61 : x
  2. Step 2: Convert to fraction form
    1,099,863.09/1,517,870.61 = 616,583.61/x
  3. Step 3: Cross multiply
    1,099,863.09x = 1,517,870.61 × 616,583.61
  4. Step 4: Simplify right side
    1,099,863.09x = 935,894,140,226.70
  5. Step 5: Solve for x
    x = 935,894,140,226.70/1,099,863.09
  6. Step 6: Final answer
    x = 850,918.76

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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.