Home / 3,886,940.04-5,363,985.42-2,168,016.36

Finding the Fourth Proportional to 3,886,940.04, 5,363,985.42 and 2,168,016.36

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Solution

The fourth proportional to 3,886,940.04, 5,363,985.42 and 2,168,016.36 is: 2,991,867.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,940.04 : 5,363,985.42 = 2,168,016.36 : x
  2. Step 2: Convert to fraction form
    3,886,940.04/5,363,985.42 = 2,168,016.36/x
  3. Step 3: Cross multiply
    3,886,940.04x = 5,363,985.42 × 2,168,016.36
  4. Step 4: Simplify right side
    3,886,940.04x = 11,629,208,145,361.47
  5. Step 5: Solve for x
    x = 11,629,208,145,361.47/3,886,940.04
  6. Step 6: Final answer
    x = 2,991,867.13

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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.