Home / 3,927,364.56-5,419,728.90-2,208,448.44

Finding the Fourth Proportional to 3,927,364.56, 5,419,728.90 and 2,208,448.44

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Solution

The fourth proportional to 3,927,364.56, 5,419,728.90 and 2,208,448.44 is: 3,047,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927,364.56 : 5,419,728.90 = 2,208,448.44 : x
  2. Step 2: Convert to fraction form
    3,927,364.56/5,419,728.90 = 2,208,448.44/x
  3. Step 3: Cross multiply
    3,927,364.56x = 5,419,728.90 × 2,208,448.44
  4. Step 4: Simplify right side
    3,927,364.56x = 11,969,191,834,427.92
  5. Step 5: Solve for x
    x = 11,969,191,834,427.92/3,927,364.56
  6. Step 6: Final answer
    x = 3,047,639.62

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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.