Home / 1,305,183.39-1,957,696.11-776,071.59

Finding the Fourth Proportional to 1,305,183.39, 1,957,696.11 and 776,071.59

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Solution

The fourth proportional to 1,305,183.39, 1,957,696.11 and 776,071.59 is: 1,164,060.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,183.39 : 1,957,696.11 = 776,071.59 : x
  2. Step 2: Convert to fraction form
    1,305,183.39/1,957,696.11 = 776,071.59/x
  3. Step 3: Cross multiply
    1,305,183.39x = 1,957,696.11 × 776,071.59
  4. Step 4: Simplify right side
    1,305,183.39x = 1,519,312,332,824.52
  5. Step 5: Solve for x
    x = 1,519,312,332,824.52/1,305,183.39
  6. Step 6: Final answer
    x = 1,164,060.43

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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.