Home / 2,651,257.09-3,658,891.60-1,996,728.69

Finding the Fourth Proportional to 2,651,257.09, 3,658,891.60 and 1,996,728.69

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Solution

The fourth proportional to 2,651,257.09, 3,658,891.60 and 1,996,728.69 is: 2,755,603.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651,257.09 : 3,658,891.60 = 1,996,728.69 : x
  2. Step 2: Convert to fraction form
    2,651,257.09/3,658,891.60 = 1,996,728.69/x
  3. Step 3: Cross multiply
    2,651,257.09x = 3,658,891.60 × 1,996,728.69
  4. Step 4: Simplify right side
    2,651,257.09x = 7,305,813,831,320.00
  5. Step 5: Solve for x
    x = 7,305,813,831,320.00/2,651,257.09
  6. Step 6: Final answer
    x = 2,755,603.69

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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.