Home / 2,561,705.28-3,842,553.06-2,405,815.92

Finding the Fourth Proportional to 2,561,705.28, 3,842,553.06 and 2,405,815.92

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Solution

The fourth proportional to 2,561,705.28, 3,842,553.06 and 2,405,815.92 is: 3,608,719.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,705.28 : 3,842,553.06 = 2,405,815.92 : x
  2. Step 2: Convert to fraction form
    2,561,705.28/3,842,553.06 = 2,405,815.92/x
  3. Step 3: Cross multiply
    2,561,705.28x = 3,842,553.06 × 2,405,815.92
  4. Step 4: Simplify right side
    2,561,705.28x = 9,244,475,325,192.72
  5. Step 5: Solve for x
    x = 9,244,475,325,192.72/2,561,705.28
  6. Step 6: Final answer
    x = 3,608,719.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.