Home / 3,193,015.72-4,790,154.53-1,171,278.40

Finding the Fourth Proportional to 3,193,015.72, 4,790,154.53 and 1,171,278.40

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Solution

The fourth proportional to 3,193,015.72, 4,790,154.53 and 1,171,278.40 is: 1,757,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193,015.72 : 4,790,154.53 = 1,171,278.40 : x
  2. Step 2: Convert to fraction form
    3,193,015.72/4,790,154.53 = 1,171,278.40/x
  3. Step 3: Cross multiply
    3,193,015.72x = 4,790,154.53 × 1,171,278.40
  4. Step 4: Simplify right side
    3,193,015.72x = 5,610,604,533,651.15
  5. Step 5: Solve for x
    x = 5,610,604,533,651.15/3,193,015.72
  6. Step 6: Final answer
    x = 1,757,149.05

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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.