Home / 3,819,995.64-5,270,038.38-2,165,794.38

Finding the Fourth Proportional to 3,819,995.64, 5,270,038.38 and 2,165,794.38

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Solution

The fourth proportional to 3,819,995.64, 5,270,038.38 and 2,165,794.38 is: 2,987,914.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,995.64 : 5,270,038.38 = 2,165,794.38 : x
  2. Step 2: Convert to fraction form
    3,819,995.64/5,270,038.38 = 2,165,794.38/x
  3. Step 3: Cross multiply
    3,819,995.64x = 5,270,038.38 × 2,165,794.38
  4. Step 4: Simplify right side
    3,819,995.64x = 11,413,819,505,788.30
  5. Step 5: Solve for x
    x = 11,413,819,505,788.30/3,819,995.64
  6. Step 6: Final answer
    x = 2,987,914.28

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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.