Home / 1,445,761.25-1,995,194.27-801,121.13

Finding the Fourth Proportional to 1,445,761.25, 1,995,194.27 and 801,121.13

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Solution

The fourth proportional to 1,445,761.25, 1,995,194.27 and 801,121.13 is: 1,105,571.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,761.25 : 1,995,194.27 = 801,121.13 : x
  2. Step 2: Convert to fraction form
    1,445,761.25/1,995,194.27 = 801,121.13/x
  3. Step 3: Cross multiply
    1,445,761.25x = 1,995,194.27 × 801,121.13
  4. Step 4: Simplify right side
    1,445,761.25x = 1,598,392,288,151.93
  5. Step 5: Solve for x
    x = 1,598,392,288,151.93/1,445,761.25
  6. Step 6: Final answer
    x = 1,105,571.40

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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.