Home / 1,719,519.35-2,579,979.64-866,836.76

Finding the Fourth Proportional to 1,719,519.35, 2,579,979.64 and 866,836.76

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Solution

The fourth proportional to 1,719,519.35, 2,579,979.64 and 866,836.76 is: 1,300,608.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,519.35 : 2,579,979.64 = 866,836.76 : x
  2. Step 2: Convert to fraction form
    1,719,519.35/2,579,979.64 = 866,836.76/x
  3. Step 3: Cross multiply
    1,719,519.35x = 2,579,979.64 × 866,836.76
  4. Step 4: Simplify right side
    1,719,519.35x = 2,236,421,182,785.03
  5. Step 5: Solve for x
    x = 2,236,421,182,785.03/1,719,519.35
  6. Step 6: Final answer
    x = 1,300,608.32

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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.