Home / 3,857,349.59-5,323,081.49-2,115,033.30

Finding the Fourth Proportional to 3,857,349.59, 5,323,081.49 and 2,115,033.30

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Solution

The fourth proportional to 3,857,349.59, 5,323,081.49 and 2,115,033.30 is: 2,918,712.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,349.59 : 5,323,081.49 = 2,115,033.30 : x
  2. Step 2: Convert to fraction form
    3,857,349.59/5,323,081.49 = 2,115,033.30/x
  3. Step 3: Cross multiply
    3,857,349.59x = 5,323,081.49 × 2,115,033.30
  4. Step 4: Simplify right side
    3,857,349.59x = 11,258,494,614,805.14
  5. Step 5: Solve for x
    x = 11,258,494,614,805.14/3,857,349.59
  6. Step 6: Final answer
    x = 2,918,712.54

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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.