Home / 2,190,999.06-3,286,191.78-751,658.58

Finding the Fourth Proportional to 2,190,999.06, 3,286,191.78 and 751,658.58

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Solution

The fourth proportional to 2,190,999.06, 3,286,191.78 and 751,658.58 is: 1,127,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,999.06 : 3,286,191.78 = 751,658.58 : x
  2. Step 2: Convert to fraction form
    2,190,999.06/3,286,191.78 = 751,658.58/x
  3. Step 3: Cross multiply
    2,190,999.06x = 3,286,191.78 × 751,658.58
  4. Step 4: Simplify right side
    2,190,999.06x = 2,470,094,246,962.47
  5. Step 5: Solve for x
    x = 2,470,094,246,962.47/2,190,999.06
  6. Step 6: Final answer
    x = 1,127,382.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.