Home / 1,488,721.92-2,053,972.80-844,091.52

Finding the Fourth Proportional to 1,488,721.92, 2,053,972.80 and 844,091.52

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Solution

The fourth proportional to 1,488,721.92, 2,053,972.80 and 844,091.52 is: 1,164,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,721.92 : 2,053,972.80 = 844,091.52 : x
  2. Step 2: Convert to fraction form
    1,488,721.92/2,053,972.80 = 844,091.52/x
  3. Step 3: Cross multiply
    1,488,721.92x = 2,053,972.80 × 844,091.52
  4. Step 4: Simplify right side
    1,488,721.92x = 1,733,741,022,790.66
  5. Step 5: Solve for x
    x = 1,733,741,022,790.66/1,488,721.92
  6. Step 6: Final answer
    x = 1,164,583.53

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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.