Home / 2,238,906.88-3,089,657.21-1,258,846.77

Finding the Fourth Proportional to 2,238,906.88, 3,089,657.21 and 1,258,846.77

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Solution

The fourth proportional to 2,238,906.88, 3,089,657.21 and 1,258,846.77 is: 1,737,189.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,906.88 : 3,089,657.21 = 1,258,846.77 : x
  2. Step 2: Convert to fraction form
    2,238,906.88/3,089,657.21 = 1,258,846.77/x
  3. Step 3: Cross multiply
    2,238,906.88x = 3,089,657.21 × 1,258,846.77
  4. Step 4: Simplify right side
    2,238,906.88x = 3,889,404,992,921.48
  5. Step 5: Solve for x
    x = 3,889,404,992,921.48/2,238,906.88
  6. Step 6: Final answer
    x = 1,737,189.26

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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.