Home / 3,703,611.06-5,111,181.80-2,071,921.11

Finding the Fourth Proportional to 3,703,611.06, 5,111,181.80 and 2,071,921.11

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Solution

The fourth proportional to 3,703,611.06, 5,111,181.80 and 2,071,921.11 is: 2,859,362.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703,611.06 : 5,111,181.80 = 2,071,921.11 : x
  2. Step 2: Convert to fraction form
    3,703,611.06/5,111,181.80 = 2,071,921.11/x
  3. Step 3: Cross multiply
    3,703,611.06x = 5,111,181.80 × 2,071,921.11
  4. Step 4: Simplify right side
    3,703,611.06x = 10,589,965,458,108.19
  5. Step 5: Solve for x
    x = 10,589,965,458,108.19/3,703,611.06
  6. Step 6: Final answer
    x = 2,859,362.20

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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.