Home / 2,271,907.27-3,135,181.53-1,253,311.75

Finding the Fourth Proportional to 2,271,907.27, 3,135,181.53 and 1,253,311.75

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Solution

The fourth proportional to 2,271,907.27, 3,135,181.53 and 1,253,311.75 is: 1,729,542.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,907.27 : 3,135,181.53 = 1,253,311.75 : x
  2. Step 2: Convert to fraction form
    2,271,907.27/3,135,181.53 = 1,253,311.75/x
  3. Step 3: Cross multiply
    2,271,907.27x = 3,135,181.53 × 1,253,311.75
  4. Step 4: Simplify right side
    2,271,907.27x = 3,929,359,849,931.98
  5. Step 5: Solve for x
    x = 3,929,359,849,931.98/2,271,907.27
  6. Step 6: Final answer
    x = 1,729,542.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.