Home / 4,085,821.68-5,638,016.65-2,515,704.18

Finding the Fourth Proportional to 4,085,821.68, 5,638,016.65 and 2,515,704.18

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Solution

The fourth proportional to 4,085,821.68, 5,638,016.65 and 2,515,704.18 is: 3,471,414.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085,821.68 : 5,638,016.65 = 2,515,704.18 : x
  2. Step 2: Convert to fraction form
    4,085,821.68/5,638,016.65 = 2,515,704.18/x
  3. Step 3: Cross multiply
    4,085,821.68x = 5,638,016.65 × 2,515,704.18
  4. Step 4: Simplify right side
    4,085,821.68x = 14,183,582,053,314.60
  5. Step 5: Solve for x
    x = 14,183,582,053,314.60/4,085,821.68
  6. Step 6: Final answer
    x = 3,471,414.85

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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.