Home / 2,856,419.80-3,941,727.42-1,567,228.12

Finding the Fourth Proportional to 2,856,419.80, 3,941,727.42 and 1,567,228.12

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Solution

The fourth proportional to 2,856,419.80, 3,941,727.42 and 1,567,228.12 is: 2,162,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,419.80 : 3,941,727.42 = 1,567,228.12 : x
  2. Step 2: Convert to fraction form
    2,856,419.80/3,941,727.42 = 1,567,228.12/x
  3. Step 3: Cross multiply
    2,856,419.80x = 3,941,727.42 × 1,567,228.12
  4. Step 4: Simplify right side
    2,856,419.80x = 6,177,586,053,999.05
  5. Step 5: Solve for x
    x = 6,177,586,053,999.05/2,856,419.80
  6. Step 6: Final answer
    x = 2,162,702.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.