Home / 3,115,409.40-4,665,240.90-2,485,553.40

Finding the Fourth Proportional to 3,115,409.40, 4,665,240.90 and 2,485,553.40

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Solution

The fourth proportional to 3,115,409.40, 4,665,240.90 and 2,485,553.40 is: 3,722,048.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,409.40 : 4,665,240.90 = 2,485,553.40 : x
  2. Step 2: Convert to fraction form
    3,115,409.40/4,665,240.90 = 2,485,553.40/x
  3. Step 3: Cross multiply
    3,115,409.40x = 4,665,240.90 × 2,485,553.40
  4. Step 4: Simplify right side
    3,115,409.40x = 11,595,705,380,814.06
  5. Step 5: Solve for x
    x = 11,595,705,380,814.06/3,115,409.40
  6. Step 6: Final answer
    x = 3,722,048.66

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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.