Home / 3,738,042.90-5,158,501.46-2,019,164.17

Finding the Fourth Proportional to 3,738,042.90, 5,158,501.46 and 2,019,164.17

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Solution

The fourth proportional to 3,738,042.90, 5,158,501.46 and 2,019,164.17 is: 2,786,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,042.90 : 5,158,501.46 = 2,019,164.17 : x
  2. Step 2: Convert to fraction form
    3,738,042.90/5,158,501.46 = 2,019,164.17/x
  3. Step 3: Cross multiply
    3,738,042.90x = 5,158,501.46 × 2,019,164.17
  4. Step 4: Simplify right side
    3,738,042.90x = 10,415,861,308,828.87
  5. Step 5: Solve for x
    x = 10,415,861,308,828.87/3,738,042.90
  6. Step 6: Final answer
    x = 2,786,447.78

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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.