Home / 4,085,821.21-5,638,016.01-2,515,703.71

Finding the Fourth Proportional to 4,085,821.21, 5,638,016.01 and 2,515,703.71

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Solution

The fourth proportional to 4,085,821.21, 5,638,016.01 and 2,515,703.71 is: 3,471,414.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085,821.21 : 5,638,016.01 = 2,515,703.71 : x
  2. Step 2: Convert to fraction form
    4,085,821.21/5,638,016.01 = 2,515,703.71/x
  3. Step 3: Cross multiply
    4,085,821.21x = 5,638,016.01 × 2,515,703.71
  4. Step 4: Simplify right side
    4,085,821.21x = 14,183,577,793,396.40
  5. Step 5: Solve for x
    x = 14,183,577,793,396.40/4,085,821.21
  6. Step 6: Final answer
    x = 3,471,414.21

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Double scale
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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.