Home / 2,170,012.41-3,255,196.14-1,089,969.66

Finding the Fourth Proportional to 2,170,012.41, 3,255,196.14 and 1,089,969.66

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Solution

The fourth proportional to 2,170,012.41, 3,255,196.14 and 1,089,969.66 is: 1,635,043.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,012.41 : 3,255,196.14 = 1,089,969.66 : x
  2. Step 2: Convert to fraction form
    2,170,012.41/3,255,196.14 = 1,089,969.66/x
  3. Step 3: Cross multiply
    2,170,012.41x = 3,255,196.14 × 1,089,969.66
  4. Step 4: Simplify right side
    2,170,012.41x = 3,548,065,029,949.11
  5. Step 5: Solve for x
    x = 3,548,065,029,949.11/2,170,012.41
  6. Step 6: Final answer
    x = 1,635,043.66

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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.