Home / 3,109,999.20-4,664,998.80-2,932,852.20

Finding the Fourth Proportional to 3,109,999.20, 4,664,998.80 and 2,932,852.20

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Solution

The fourth proportional to 3,109,999.20, 4,664,998.80 and 2,932,852.20 is: 4,399,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,999.20 : 4,664,998.80 = 2,932,852.20 : x
  2. Step 2: Convert to fraction form
    3,109,999.20/4,664,998.80 = 2,932,852.20/x
  3. Step 3: Cross multiply
    3,109,999.20x = 4,664,998.80 × 2,932,852.20
  4. Step 4: Simplify right side
    3,109,999.20x = 13,681,751,993,577.36
  5. Step 5: Solve for x
    x = 13,681,751,993,577.36/3,109,999.20
  6. Step 6: Final answer
    x = 4,399,278.30

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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.