Home / 3,622,761.05-4,999,448.87-1,968,908.16

Finding the Fourth Proportional to 3,622,761.05, 4,999,448.87 and 1,968,908.16

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Solution

The fourth proportional to 3,622,761.05, 4,999,448.87 and 1,968,908.16 is: 2,717,114.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,761.05 : 4,999,448.87 = 1,968,908.16 : x
  2. Step 2: Convert to fraction form
    3,622,761.05/4,999,448.87 = 1,968,908.16/x
  3. Step 3: Cross multiply
    3,622,761.05x = 4,999,448.87 × 1,968,908.16
  4. Step 4: Simplify right side
    3,622,761.05x = 9,843,455,674,416.20
  5. Step 5: Solve for x
    x = 9,843,455,674,416.20/3,622,761.05
  6. Step 6: Final answer
    x = 2,717,114.25

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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.