Home / 3,783,973.36-5,672,584.32-1,387,258.44

Finding the Fourth Proportional to 3,783,973.36, 5,672,584.32 and 1,387,258.44

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Solution

The fourth proportional to 3,783,973.36, 5,672,584.32 and 1,387,258.44 is: 2,079,650.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,973.36 : 5,672,584.32 = 1,387,258.44 : x
  2. Step 2: Convert to fraction form
    3,783,973.36/5,672,584.32 = 1,387,258.44/x
  3. Step 3: Cross multiply
    3,783,973.36x = 5,672,584.32 × 1,387,258.44
  4. Step 4: Simplify right side
    3,783,973.36x = 7,869,340,474,531.66
  5. Step 5: Solve for x
    x = 7,869,340,474,531.66/3,783,973.36
  6. Step 6: Final answer
    x = 2,079,650.07

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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.