Home / 2,191,770.48-3,286,110.24-842,799.72

Finding the Fourth Proportional to 2,191,770.48, 3,286,110.24 and 842,799.72

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Solution

The fourth proportional to 2,191,770.48, 3,286,110.24 and 842,799.72 is: 1,263,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,770.48 : 3,286,110.24 = 842,799.72 : x
  2. Step 2: Convert to fraction form
    2,191,770.48/3,286,110.24 = 842,799.72/x
  3. Step 3: Cross multiply
    2,191,770.48x = 3,286,110.24 × 842,799.72
  4. Step 4: Simplify right side
    2,191,770.48x = 2,769,532,790,161.13
  5. Step 5: Solve for x
    x = 2,769,532,790,161.13/2,191,770.48
  6. Step 6: Final answer
    x = 1,263,605.30

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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.