Home / 1,651,383.05-2,278,726.43-926,081.51

Finding the Fourth Proportional to 1,651,383.05, 2,278,726.43 and 926,081.51

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Solution

The fourth proportional to 1,651,383.05, 2,278,726.43 and 926,081.51 is: 1,277,890.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,383.05 : 2,278,726.43 = 926,081.51 : x
  2. Step 2: Convert to fraction form
    1,651,383.05/2,278,726.43 = 926,081.51/x
  3. Step 3: Cross multiply
    1,651,383.05x = 2,278,726.43 × 926,081.51
  4. Step 4: Simplify right side
    1,651,383.05x = 2,110,286,397,147.27
  5. Step 5: Solve for x
    x = 2,110,286,397,147.27/1,651,383.05
  6. Step 6: Final answer
    x = 1,277,890.31

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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.