Home / 3,622,961.22-5,429,619.42-1,916,740.38

Finding the Fourth Proportional to 3,622,961.22, 5,429,619.42 and 1,916,740.38

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Solution

The fourth proportional to 3,622,961.22, 5,429,619.42 and 1,916,740.38 is: 2,872,559.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,961.22 : 5,429,619.42 = 1,916,740.38 : x
  2. Step 2: Convert to fraction form
    3,622,961.22/5,429,619.42 = 1,916,740.38/x
  3. Step 3: Cross multiply
    3,622,961.22x = 5,429,619.42 × 1,916,740.38
  4. Step 4: Simplify right side
    3,622,961.22x = 10,407,170,790,346.18
  5. Step 5: Solve for x
    x = 10,407,170,790,346.18/3,622,961.22
  6. Step 6: Final answer
    x = 2,872,559.26

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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.