Home / 3,630,720.48-5,446,671.81-1,072,194.21

Finding the Fourth Proportional to 3,630,720.48, 5,446,671.81 and 1,072,194.21

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Solution

The fourth proportional to 3,630,720.48, 5,446,671.81 and 1,072,194.21 is: 1,608,465.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,720.48 : 5,446,671.81 = 1,072,194.21 : x
  2. Step 2: Convert to fraction form
    3,630,720.48/5,446,671.81 = 1,072,194.21/x
  3. Step 3: Cross multiply
    3,630,720.48x = 5,446,671.81 × 1,072,194.21
  4. Step 4: Simplify right side
    3,630,720.48x = 5,839,889,978,452.22
  5. Step 5: Solve for x
    x = 5,839,889,978,452.22/3,630,720.48
  6. Step 6: Final answer
    x = 1,608,465.87

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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.