Home / 4,190,161.80-6,289,640.63-3,713,439.54

Finding the Fourth Proportional to 4,190,161.80, 6,289,640.63 and 3,713,439.54

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Solution

The fourth proportional to 4,190,161.80, 6,289,640.63 and 3,713,439.54 is: 5,574,056.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190,161.80 : 6,289,640.63 = 3,713,439.54 : x
  2. Step 2: Convert to fraction form
    4,190,161.80/6,289,640.63 = 3,713,439.54/x
  3. Step 3: Cross multiply
    4,190,161.80x = 6,289,640.63 × 3,713,439.54
  4. Step 4: Simplify right side
    4,190,161.80x = 23,356,200,207,832.51
  5. Step 5: Solve for x
    x = 23,356,200,207,832.51/4,190,161.80
  6. Step 6: Final answer
    x = 5,574,056.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.