Home / 3,927,153.73-5,419,504.53-2,208,259.21

Finding the Fourth Proportional to 3,927,153.73, 5,419,504.53 and 2,208,259.21

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Solution

The fourth proportional to 3,927,153.73, 5,419,504.53 and 2,208,259.21 is: 3,047,415.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927,153.73 : 5,419,504.53 = 2,208,259.21 : x
  2. Step 2: Convert to fraction form
    3,927,153.73/5,419,504.53 = 2,208,259.21/x
  3. Step 3: Cross multiply
    3,927,153.73x = 5,419,504.53 × 2,208,259.21
  4. Step 4: Simplify right side
    3,927,153.73x = 11,967,670,792,009.22
  5. Step 5: Solve for x
    x = 11,967,670,792,009.22/3,927,153.73
  6. Step 6: Final answer
    x = 3,047,415.92

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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.