Home / 1,370,517.52-2,056,196.96-612,996.36

Finding the Fourth Proportional to 1,370,517.52, 2,056,196.96 and 612,996.36

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Solution

The fourth proportional to 1,370,517.52, 2,056,196.96 and 612,996.36 is: 919,682.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,517.52 : 2,056,196.96 = 612,996.36 : x
  2. Step 2: Convert to fraction form
    1,370,517.52/2,056,196.96 = 612,996.36/x
  3. Step 3: Cross multiply
    1,370,517.52x = 2,056,196.96 × 612,996.36
  4. Step 4: Simplify right side
    1,370,517.52x = 1,260,441,251,923.07
  5. Step 5: Solve for x
    x = 1,260,441,251,923.07/1,370,517.52
  6. Step 6: Final answer
    x = 919,682.70

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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.