Home / 3,900,437.31-5,846,817.78-2,279,148.60

Finding the Fourth Proportional to 3,900,437.31, 5,846,817.78 and 2,279,148.60

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Solution

The fourth proportional to 3,900,437.31, 5,846,817.78 and 2,279,148.60 is: 3,416,480.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,437.31 : 5,846,817.78 = 2,279,148.60 : x
  2. Step 2: Convert to fraction form
    3,900,437.31/5,846,817.78 = 2,279,148.60/x
  3. Step 3: Cross multiply
    3,900,437.31x = 5,846,817.78 × 2,279,148.60
  4. Step 4: Simplify right side
    3,900,437.31x = 13,325,766,557,742.11
  5. Step 5: Solve for x
    x = 13,325,766,557,742.11/3,900,437.31
  6. Step 6: Final answer
    x = 3,416,480.13

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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.