Home / 3,517,010.40-5,275,416.72-1,120,998.60

Finding the Fourth Proportional to 3,517,010.40, 5,275,416.72 and 1,120,998.60

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Solution

The fourth proportional to 3,517,010.40, 5,275,416.72 and 1,120,998.60 is: 1,681,466.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517,010.40 : 5,275,416.72 = 1,120,998.60 : x
  2. Step 2: Convert to fraction form
    3,517,010.40/5,275,416.72 = 1,120,998.60/x
  3. Step 3: Cross multiply
    3,517,010.40x = 5,275,416.72 × 1,120,998.60
  4. Step 4: Simplify right side
    3,517,010.40x = 5,913,734,757,536.59
  5. Step 5: Solve for x
    x = 5,913,734,757,536.59/3,517,010.40
  6. Step 6: Final answer
    x = 1,681,466.38

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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.