Home / 1,091,163.83-1,505,853.03-607,729.19

Finding the Fourth Proportional to 1,091,163.83, 1,505,853.03 and 607,729.19

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Solution

The fourth proportional to 1,091,163.83, 1,505,853.03 and 607,729.19 is: 838,692.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,163.83 : 1,505,853.03 = 607,729.19 : x
  2. Step 2: Convert to fraction form
    1,091,163.83/1,505,853.03 = 607,729.19/x
  3. Step 3: Cross multiply
    1,091,163.83x = 1,505,853.03 × 607,729.19
  4. Step 4: Simplify right side
    1,091,163.83x = 915,150,842,180.95
  5. Step 5: Solve for x
    x = 915,150,842,180.95/1,091,163.83
  6. Step 6: Final answer
    x = 838,692.43

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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.