Home / 2,378,815.11-3,568,594.50-781,014.78

Finding the Fourth Proportional to 2,378,815.11, 3,568,594.50 and 781,014.78

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Solution

The fourth proportional to 2,378,815.11, 3,568,594.50 and 781,014.78 is: 1,171,644.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,815.11 : 3,568,594.50 = 781,014.78 : x
  2. Step 2: Convert to fraction form
    2,378,815.11/3,568,594.50 = 781,014.78/x
  3. Step 3: Cross multiply
    2,378,815.11x = 3,568,594.50 × 781,014.78
  4. Step 4: Simplify right side
    2,378,815.11x = 2,787,125,048,326.71
  5. Step 5: Solve for x
    x = 2,787,125,048,326.71/2,378,815.11
  6. Step 6: Final answer
    x = 1,171,644.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.