Home / 1,183,221.14-1,632,974.91-686,614.43

Finding the Fourth Proportional to 1,183,221.14, 1,632,974.91 and 686,614.43

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Solution

The fourth proportional to 1,183,221.14, 1,632,974.91 and 686,614.43 is: 947,603.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,221.14 : 1,632,974.91 = 686,614.43 : x
  2. Step 2: Convert to fraction form
    1,183,221.14/1,632,974.91 = 686,614.43/x
  3. Step 3: Cross multiply
    1,183,221.14x = 1,632,974.91 × 686,614.43
  4. Step 4: Simplify right side
    1,183,221.14x = 1,121,224,137,033.95
  5. Step 5: Solve for x
    x = 1,121,224,137,033.95/1,183,221.14
  6. Step 6: Final answer
    x = 947,603.20

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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.