Home / 3,170,914.56-4,369,821.21-3,112,614.54

Finding the Fourth Proportional to 3,170,914.56, 4,369,821.21 and 3,112,614.54

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Solution

The fourth proportional to 3,170,914.56, 4,369,821.21 and 3,112,614.54 is: 4,289,478.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170,914.56 : 4,369,821.21 = 3,112,614.54 : x
  2. Step 2: Convert to fraction form
    3,170,914.56/4,369,821.21 = 3,112,614.54/x
  3. Step 3: Cross multiply
    3,170,914.56x = 4,369,821.21 × 3,112,614.54
  4. Step 4: Simplify right side
    3,170,914.56x = 13,601,569,035,446.39
  5. Step 5: Solve for x
    x = 13,601,569,035,446.39/3,170,914.56
  6. Step 6: Final answer
    x = 4,289,478.25

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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.