Home / 3,792,321.72-5,232,122.10-2,159,571.33

Finding the Fourth Proportional to 3,792,321.72, 5,232,122.10 and 2,159,571.33

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Solution

The fourth proportional to 3,792,321.72, 5,232,122.10 and 2,159,571.33 is: 2,979,478.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792,321.72 : 5,232,122.10 = 2,159,571.33 : x
  2. Step 2: Convert to fraction form
    3,792,321.72/5,232,122.10 = 2,159,571.33/x
  3. Step 3: Cross multiply
    3,792,321.72x = 5,232,122.10 × 2,159,571.33
  4. Step 4: Simplify right side
    3,792,321.72x = 11,299,140,882,219.39
  5. Step 5: Solve for x
    x = 11,299,140,882,219.39/3,792,321.72
  6. Step 6: Final answer
    x = 2,979,478.46

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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.