Home / 1,968,296.36-2,716,249.14-1,108,856.39

Finding the Fourth Proportional to 1,968,296.36, 2,716,249.14 and 1,108,856.39

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Solution

The fourth proportional to 1,968,296.36, 2,716,249.14 and 1,108,856.39 is: 1,530,221.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,296.36 : 2,716,249.14 = 1,108,856.39 : x
  2. Step 2: Convert to fraction form
    1,968,296.36/2,716,249.14 = 1,108,856.39/x
  3. Step 3: Cross multiply
    1,968,296.36x = 2,716,249.14 × 1,108,856.39
  4. Step 4: Simplify right side
    1,968,296.36x = 3,011,930,202,139.76
  5. Step 5: Solve for x
    x = 3,011,930,202,139.76/1,968,296.36
  6. Step 6: Final answer
    x = 1,530,221.91

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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.