Home / 2,107,181.25-2,907,910.04-1,140,311.43

Finding the Fourth Proportional to 2,107,181.25, 2,907,910.04 and 1,140,311.43

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Solution

The fourth proportional to 2,107,181.25, 2,907,910.04 and 1,140,311.43 is: 1,573,629.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,181.25 : 2,907,910.04 = 1,140,311.43 : x
  2. Step 2: Convert to fraction form
    2,107,181.25/2,907,910.04 = 1,140,311.43/x
  3. Step 3: Cross multiply
    2,107,181.25x = 2,907,910.04 × 1,140,311.43
  4. Step 4: Simplify right side
    2,107,181.25x = 3,315,923,050,322.20
  5. Step 5: Solve for x
    x = 3,315,923,050,322.20/2,107,181.25
  6. Step 6: Final answer
    x = 1,573,629.72

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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.