Home / 1,089,205.27-1,633,861.25-415,160.94

Finding the Fourth Proportional to 1,089,205.27, 1,633,861.25 and 415,160.94

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Solution

The fourth proportional to 1,089,205.27, 1,633,861.25 and 415,160.94 is: 622,761.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,205.27 : 1,633,861.25 = 415,160.94 : x
  2. Step 2: Convert to fraction form
    1,089,205.27/1,633,861.25 = 415,160.94/x
  3. Step 3: Cross multiply
    1,089,205.27x = 1,633,861.25 × 415,160.94
  4. Step 4: Simplify right side
    1,089,205.27x = 678,315,372,379.58
  5. Step 5: Solve for x
    x = 678,315,372,379.58/1,089,205.27
  6. Step 6: Final answer
    x = 622,761.74

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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.