Home / 3,738,009.22-5,158,454.80-2,019,129.75

Finding the Fourth Proportional to 3,738,009.22, 5,158,454.80 and 2,019,129.75

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Solution

The fourth proportional to 3,738,009.22, 5,158,454.80 and 2,019,129.75 is: 2,786,400.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,009.22 : 5,158,454.80 = 2,019,129.75 : x
  2. Step 2: Convert to fraction form
    3,738,009.22/5,158,454.80 = 2,019,129.75/x
  3. Step 3: Cross multiply
    3,738,009.22x = 5,158,454.80 × 2,019,129.75
  4. Step 4: Simplify right side
    3,738,009.22x = 10,415,589,550,710.30
  5. Step 5: Solve for x
    x = 10,415,589,550,710.30/3,738,009.22
  6. Step 6: Final answer
    x = 2,786,400.18

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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.