Home / 2,194,731.70-3,028,847.40-1,227,804.32

Finding the Fourth Proportional to 2,194,731.70, 3,028,847.40 and 1,227,804.32

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Solution

The fourth proportional to 2,194,731.70, 3,028,847.40 and 1,227,804.32 is: 1,694,435.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,731.70 : 3,028,847.40 = 1,227,804.32 : x
  2. Step 2: Convert to fraction form
    2,194,731.70/3,028,847.40 = 1,227,804.32/x
  3. Step 3: Cross multiply
    2,194,731.70x = 3,028,847.40 × 1,227,804.32
  4. Step 4: Simplify right side
    2,194,731.70x = 3,718,831,922,340.77
  5. Step 5: Solve for x
    x = 3,718,831,922,340.77/2,194,731.70
  6. Step 6: Final answer
    x = 1,694,435.78

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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.