Home / 1,640,014.19-2,263,222.86-914,843.06

Finding the Fourth Proportional to 1,640,014.19, 2,263,222.86 and 914,843.06

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Solution

The fourth proportional to 1,640,014.19, 2,263,222.86 and 914,843.06 is: 1,262,485.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,014.19 : 2,263,222.86 = 914,843.06 : x
  2. Step 2: Convert to fraction form
    1,640,014.19/2,263,222.86 = 914,843.06/x
  3. Step 3: Cross multiply
    1,640,014.19x = 2,263,222.86 × 914,843.06
  4. Step 4: Simplify right side
    1,640,014.19x = 2,070,493,726,704.35
  5. Step 5: Solve for x
    x = 2,070,493,726,704.35/1,640,014.19
  6. Step 6: Final answer
    x = 1,262,485.25

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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.