Home / 2,238,893.90-3,089,639.40-1,258,833.86

Finding the Fourth Proportional to 2,238,893.90, 3,089,639.40 and 1,258,833.86

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Solution

The fourth proportional to 2,238,893.90, 3,089,639.40 and 1,258,833.86 is: 1,737,171.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,893.90 : 3,089,639.40 = 1,258,833.86 : x
  2. Step 2: Convert to fraction form
    2,238,893.90/3,089,639.40 = 1,258,833.86/x
  3. Step 3: Cross multiply
    2,238,893.90x = 3,089,639.40 × 1,258,833.86
  4. Step 4: Simplify right side
    2,238,893.90x = 3,889,342,691,910.08
  5. Step 5: Solve for x
    x = 3,889,342,691,910.08/2,238,893.90
  6. Step 6: Final answer
    x = 1,737,171.51

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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.