Home / 2,019,836.68-2,787,789.45-1,235,036.76

Finding the Fourth Proportional to 2,019,836.68, 2,787,789.45 and 1,235,036.76

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Solution

The fourth proportional to 2,019,836.68, 2,787,789.45 and 1,235,036.76 is: 1,704,604.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,836.68 : 2,787,789.45 = 1,235,036.76 : x
  2. Step 2: Convert to fraction form
    2,019,836.68/2,787,789.45 = 1,235,036.76/x
  3. Step 3: Cross multiply
    2,019,836.68x = 2,787,789.45 × 1,235,036.76
  4. Step 4: Simplify right side
    2,019,836.68x = 3,443,022,444,067.36
  5. Step 5: Solve for x
    x = 3,443,022,444,067.36/2,019,836.68
  6. Step 6: Final answer
    x = 1,704,604.38

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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.