Home / 4,923,622.80-7,380,185.40-1,889,816.40

Finding the Fourth Proportional to 4,923,622.80, 7,380,185.40 and 1,889,816.40

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Solution

The fourth proportional to 4,923,622.80, 7,380,185.40 and 1,889,816.40 is: 2,832,709.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923,622.80 : 7,380,185.40 = 1,889,816.40 : x
  2. Step 2: Convert to fraction form
    4,923,622.80/7,380,185.40 = 1,889,816.40/x
  3. Step 3: Cross multiply
    4,923,622.80x = 7,380,185.40 × 1,889,816.40
  4. Step 4: Simplify right side
    4,923,622.80x = 13,947,195,403,960.56
  5. Step 5: Solve for x
    x = 13,947,195,403,960.56/4,923,622.80
  6. Step 6: Final answer
    x = 2,832,709.97

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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.