Home / 1,719,786.12-2,579,704.56-654,887.76

Finding the Fourth Proportional to 1,719,786.12, 2,579,704.56 and 654,887.76

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Solution

The fourth proportional to 1,719,786.12, 2,579,704.56 and 654,887.76 is: 982,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,786.12 : 2,579,704.56 = 654,887.76 : x
  2. Step 2: Convert to fraction form
    1,719,786.12/2,579,704.56 = 654,887.76/x
  3. Step 3: Cross multiply
    1,719,786.12x = 2,579,704.56 × 654,887.76
  4. Step 4: Simplify right side
    1,719,786.12x = 1,689,416,940,760.19
  5. Step 5: Solve for x
    x = 1,689,416,940,760.19/1,719,786.12
  6. Step 6: Final answer
    x = 982,341.30

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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.