Home / 3,669,978.70-5,504,968.05-1,649,190.70

Finding the Fourth Proportional to 3,669,978.70, 5,504,968.05 and 1,649,190.70

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Solution

The fourth proportional to 3,669,978.70, 5,504,968.05 and 1,649,190.70 is: 2,473,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,978.70 : 5,504,968.05 = 1,649,190.70 : x
  2. Step 2: Convert to fraction form
    3,669,978.70/5,504,968.05 = 1,649,190.70/x
  3. Step 3: Cross multiply
    3,669,978.70x = 5,504,968.05 × 1,649,190.70
  4. Step 4: Simplify right side
    3,669,978.70x = 9,078,742,111,857.14
  5. Step 5: Solve for x
    x = 9,078,742,111,857.14/3,669,978.70
  6. Step 6: Final answer
    x = 2,473,786.05

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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.