Home / 3,738,406.23-5,158,994.09-2,019,521.43

Finding the Fourth Proportional to 3,738,406.23, 5,158,994.09 and 2,019,521.43

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Solution

The fourth proportional to 3,738,406.23, 5,158,994.09 and 2,019,521.43 is: 2,786,936.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,406.23 : 5,158,994.09 = 2,019,521.43 : x
  2. Step 2: Convert to fraction form
    3,738,406.23/5,158,994.09 = 2,019,521.43/x
  3. Step 3: Cross multiply
    3,738,406.23x = 5,158,994.09 × 2,019,521.43
  4. Step 4: Simplify right side
    3,738,406.23x = 10,418,699,111,900.74
  5. Step 5: Solve for x
    x = 10,418,699,111,900.74/3,738,406.23
  6. Step 6: Final answer
    x = 2,786,936.06

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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.