Home / 1,183,222.08-1,632,976.20-686,615.37

Finding the Fourth Proportional to 1,183,222.08, 1,632,976.20 and 686,615.37

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Solution

The fourth proportional to 1,183,222.08, 1,632,976.20 and 686,615.37 is: 947,604.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,222.08 : 1,632,976.20 = 686,615.37 : x
  2. Step 2: Convert to fraction form
    1,183,222.08/1,632,976.20 = 686,615.37/x
  3. Step 3: Cross multiply
    1,183,222.08x = 1,632,976.20 × 686,615.37
  4. Step 4: Simplify right side
    1,183,222.08x = 1,121,226,557,764.19
  5. Step 5: Solve for x
    x = 1,121,226,557,764.19/1,183,222.08
  6. Step 6: Final answer
    x = 947,604.49

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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.