Home / 3,660,345.12-5,489,843.28-1,529,857.44

Finding the Fourth Proportional to 3,660,345.12, 5,489,843.28 and 1,529,857.44

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Solution

The fourth proportional to 3,660,345.12, 5,489,843.28 and 1,529,857.44 is: 2,294,504.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660,345.12 : 5,489,843.28 = 1,529,857.44 : x
  2. Step 2: Convert to fraction form
    3,660,345.12/5,489,843.28 = 1,529,857.44/x
  3. Step 3: Cross multiply
    3,660,345.12x = 5,489,843.28 × 1,529,857.44
  4. Step 4: Simplify right side
    3,660,345.12x = 8,398,677,586,342.00
  5. Step 5: Solve for x
    x = 8,398,677,586,342.00/3,660,345.12
  6. Step 6: Final answer
    x = 2,294,504.29

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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.