Home / 3,635,257.90-5,017,029.15-2,185,422.70

Finding the Fourth Proportional to 3,635,257.90, 5,017,029.15 and 2,185,422.70

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Solution

The fourth proportional to 3,635,257.90, 5,017,029.15 and 2,185,422.70 is: 3,016,107.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635,257.90 : 5,017,029.15 = 2,185,422.70 : x
  2. Step 2: Convert to fraction form
    3,635,257.90/5,017,029.15 = 2,185,422.70/x
  3. Step 3: Cross multiply
    3,635,257.90x = 5,017,029.15 × 2,185,422.70
  4. Step 4: Simplify right side
    3,635,257.90x = 10,964,329,390,971.71
  5. Step 5: Solve for x
    x = 10,964,329,390,971.71/3,635,257.90
  6. Step 6: Final answer
    x = 3,016,107.71

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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.