Home / 3,858,722.20-5,786,333.70-1,461,770.20

Finding the Fourth Proportional to 3,858,722.20, 5,786,333.70 and 1,461,770.20

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Solution

The fourth proportional to 3,858,722.20, 5,786,333.70 and 1,461,770.20 is: 2,191,992.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,722.20 : 5,786,333.70 = 1,461,770.20 : x
  2. Step 2: Convert to fraction form
    3,858,722.20/5,786,333.70 = 1,461,770.20/x
  3. Step 3: Cross multiply
    3,858,722.20x = 5,786,333.70 × 1,461,770.20
  4. Step 4: Simplify right side
    3,858,722.20x = 8,458,290,169,915.74
  5. Step 5: Solve for x
    x = 8,458,290,169,915.74/3,858,722.20
  6. Step 6: Final answer
    x = 2,191,992.51

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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.