Home / 3,120,164.64-4,305,744.52-1,743,519.72

Finding the Fourth Proportional to 3,120,164.64, 4,305,744.52 and 1,743,519.72

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Solution

The fourth proportional to 3,120,164.64, 4,305,744.52 and 1,743,519.72 is: 2,406,011.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,164.64 : 4,305,744.52 = 1,743,519.72 : x
  2. Step 2: Convert to fraction form
    3,120,164.64/4,305,744.52 = 1,743,519.72/x
  3. Step 3: Cross multiply
    3,120,164.64x = 4,305,744.52 × 1,743,519.72
  4. Step 4: Simplify right side
    3,120,164.64x = 7,507,150,491,689.68
  5. Step 5: Solve for x
    x = 7,507,150,491,689.68/3,120,164.64
  6. Step 6: Final answer
    x = 2,406,011.01

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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.