Home / 3,108,064.22-4,662,420.36-1,188,971.72

Finding the Fourth Proportional to 3,108,064.22, 4,662,420.36 and 1,188,971.72

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Solution

The fourth proportional to 3,108,064.22, 4,662,420.36 and 1,188,971.72 is: 1,783,581.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,064.22 : 4,662,420.36 = 1,188,971.72 : x
  2. Step 2: Convert to fraction form
    3,108,064.22/4,662,420.36 = 1,188,971.72/x
  3. Step 3: Cross multiply
    3,108,064.22x = 4,662,420.36 × 1,188,971.72
  4. Step 4: Simplify right side
    3,108,064.22x = 5,543,485,954,792.22
  5. Step 5: Solve for x
    x = 5,543,485,954,792.22/3,108,064.22
  6. Step 6: Final answer
    x = 1,783,581.54

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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.