Home / 3,738,006.45-5,158,448.01-2,019,126.96

Finding the Fourth Proportional to 3,738,006.45, 5,158,448.01 and 2,019,126.96

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Solution

The fourth proportional to 3,738,006.45, 5,158,448.01 and 2,019,126.96 is: 2,786,394.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,006.45 : 5,158,448.01 = 2,019,126.96 : x
  2. Step 2: Convert to fraction form
    3,738,006.45/5,158,448.01 = 2,019,126.96/x
  3. Step 3: Cross multiply
    3,738,006.45x = 5,158,448.01 × 2,019,126.96
  4. Step 4: Simplify right side
    3,738,006.45x = 10,415,561,448,749.35
  5. Step 5: Solve for x
    x = 10,415,561,448,749.35/3,738,006.45
  6. Step 6: Final answer
    x = 2,786,394.72

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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.