Home / 3,190,705.98-4,786,992.09-946,902.30

Finding the Fourth Proportional to 3,190,705.98, 4,786,992.09 and 946,902.30

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Solution

The fourth proportional to 3,190,705.98, 4,786,992.09 and 946,902.30 is: 1,420,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190,705.98 : 4,786,992.09 = 946,902.30 : x
  2. Step 2: Convert to fraction form
    3,190,705.98/4,786,992.09 = 946,902.30/x
  3. Step 3: Cross multiply
    3,190,705.98x = 4,786,992.09 × 946,902.30
  4. Step 4: Simplify right side
    3,190,705.98x = 4,532,813,820,102.81
  5. Step 5: Solve for x
    x = 4,532,813,820,102.81/3,190,705.98
  6. Step 6: Final answer
    x = 1,420,630.37

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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.