Home / 1,091,163.33-1,505,852.33-607,728.69

Finding the Fourth Proportional to 1,091,163.33, 1,505,852.33 and 607,728.69

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Solution

The fourth proportional to 1,091,163.33, 1,505,852.33 and 607,728.69 is: 838,691.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,163.33 : 1,505,852.33 = 607,728.69 : x
  2. Step 2: Convert to fraction form
    1,091,163.33/1,505,852.33 = 607,728.69/x
  3. Step 3: Cross multiply
    1,091,163.33x = 1,505,852.33 × 607,728.69
  4. Step 4: Simplify right side
    1,091,163.33x = 915,149,660,805.70
  5. Step 5: Solve for x
    x = 915,149,660,805.70/1,091,163.33
  6. Step 6: Final answer
    x = 838,691.73

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Double scale
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1.5x scale

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.