Home / 1,884,340.11-2,825,439.39-1,286,026.10

Finding the Fourth Proportional to 1,884,340.11, 2,825,439.39 and 1,286,026.10

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Solution

The fourth proportional to 1,884,340.11, 2,825,439.39 and 1,286,026.10 is: 1,928,308.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884,340.11 : 2,825,439.39 = 1,286,026.10 : x
  2. Step 2: Convert to fraction form
    1,884,340.11/2,825,439.39 = 1,286,026.10/x
  3. Step 3: Cross multiply
    1,884,340.11x = 2,825,439.39 × 1,286,026.10
  4. Step 4: Simplify right side
    1,884,340.11x = 3,633,588,785,380.88
  5. Step 5: Solve for x
    x = 3,633,588,785,380.88/1,884,340.11
  6. Step 6: Final answer
    x = 1,928,308.36

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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.