Home / 3,149,108.20-4,724,828.70-1,019,261.80

Finding the Fourth Proportional to 3,149,108.20, 4,724,828.70 and 1,019,261.80

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Solution

The fourth proportional to 3,149,108.20, 4,724,828.70 and 1,019,261.80 is: 1,529,270.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,108.20 : 4,724,828.70 = 1,019,261.80 : x
  2. Step 2: Convert to fraction form
    3,149,108.20/4,724,828.70 = 1,019,261.80/x
  3. Step 3: Cross multiply
    3,149,108.20x = 4,724,828.70 × 1,019,261.80
  4. Step 4: Simplify right side
    3,149,108.20x = 4,815,837,405,453.66
  5. Step 5: Solve for x
    x = 4,815,837,405,453.66/3,149,108.20
  6. Step 6: Final answer
    x = 1,529,270.22

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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.