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Finding the Fourth Proportional to 2,873,959.03, 3,966,159.21 and 1,567,282.56

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Solution

The fourth proportional to 2,873,959.03, 3,966,159.21 and 1,567,282.56 is: 2,162,902.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,959.03 : 3,966,159.21 = 1,567,282.56 : x
  2. Step 2: Convert to fraction form
    2,873,959.03/3,966,159.21 = 1,567,282.56/x
  3. Step 3: Cross multiply
    2,873,959.03x = 3,966,159.21 × 1,567,282.56
  4. Step 4: Simplify right side
    2,873,959.03x = 6,216,092,160,016.38
  5. Step 5: Solve for x
    x = 6,216,092,160,016.38/2,873,959.03
  6. Step 6: Final answer
    x = 2,162,902.15

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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.