Home / 2,071,944.60-3,105,560.12-1,260,540.39

Finding the Fourth Proportional to 2,071,944.60, 3,105,560.12 and 1,260,540.39

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Solution

The fourth proportional to 2,071,944.60, 3,105,560.12 and 1,260,540.39 is: 1,889,376.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,944.60 : 3,105,560.12 = 1,260,540.39 : x
  2. Step 2: Convert to fraction form
    2,071,944.60/3,105,560.12 = 1,260,540.39/x
  3. Step 3: Cross multiply
    2,071,944.60x = 3,105,560.12 × 1,260,540.39
  4. Step 4: Simplify right side
    2,071,944.60x = 3,914,683,964,833.25
  5. Step 5: Solve for x
    x = 3,914,683,964,833.25/2,071,944.60
  6. Step 6: Final answer
    x = 1,889,376.75

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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.