Home / 3,967,893.90-5,470,477.83-2,864,395.26

Finding the Fourth Proportional to 3,967,893.90, 5,470,477.83 and 2,864,395.26

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Solution

The fourth proportional to 3,967,893.90, 5,470,477.83 and 2,864,395.26 is: 3,949,100.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967,893.90 : 5,470,477.83 = 2,864,395.26 : x
  2. Step 2: Convert to fraction form
    3,967,893.90/5,470,477.83 = 2,864,395.26/x
  3. Step 3: Cross multiply
    3,967,893.90x = 5,470,477.83 × 2,864,395.26
  4. Step 4: Simplify right side
    3,967,893.90x = 15,669,610,766,187.08
  5. Step 5: Solve for x
    x = 15,669,610,766,187.08/3,967,893.90
  6. Step 6: Final answer
    x = 3,949,100.24

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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.