Home / 3,172,585.88-4,378,173.98-1,814,458.88

Finding the Fourth Proportional to 3,172,585.88, 4,378,173.98 and 1,814,458.88

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Solution

The fourth proportional to 3,172,585.88, 4,378,173.98 and 1,814,458.88 is: 2,503,956.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,585.88 : 4,378,173.98 = 1,814,458.88 : x
  2. Step 2: Convert to fraction form
    3,172,585.88/4,378,173.98 = 1,814,458.88/x
  3. Step 3: Cross multiply
    3,172,585.88x = 4,378,173.98 × 1,814,458.88
  4. Step 4: Simplify right side
    3,172,585.88x = 7,944,016,656,195.94
  5. Step 5: Solve for x
    x = 7,944,016,656,195.94/3,172,585.88
  6. Step 6: Final answer
    x = 2,503,956.38

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1.5x scale

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.