Home / 1,213,619.52-1,820,361.12-372,168.96

Finding the Fourth Proportional to 1,213,619.52, 1,820,361.12 and 372,168.96

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Solution

The fourth proportional to 1,213,619.52, 1,820,361.12 and 372,168.96 is: 558,232.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,619.52 : 1,820,361.12 = 372,168.96 : x
  2. Step 2: Convert to fraction form
    1,213,619.52/1,820,361.12 = 372,168.96/x
  3. Step 3: Cross multiply
    1,213,619.52x = 1,820,361.12 × 372,168.96
  4. Step 4: Simplify right side
    1,213,619.52x = 677,481,904,854.84
  5. Step 5: Solve for x
    x = 677,481,904,854.84/1,213,619.52
  6. Step 6: Final answer
    x = 558,232.54

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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.