Home / 3,191,335.58-4,404,022.20-1,814,679.40

Finding the Fourth Proportional to 3,191,335.58, 4,404,022.20 and 1,814,679.40

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Solution

The fourth proportional to 3,191,335.58, 4,404,022.20 and 1,814,679.40 is: 2,504,245.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,335.58 : 4,404,022.20 = 1,814,679.40 : x
  2. Step 2: Convert to fraction form
    3,191,335.58/4,404,022.20 = 1,814,679.40/x
  3. Step 3: Cross multiply
    3,191,335.58x = 4,404,022.20 × 1,814,679.40
  4. Step 4: Simplify right side
    3,191,335.58x = 7,991,888,363,482.68
  5. Step 5: Solve for x
    x = 7,991,888,363,482.68/3,191,335.58
  6. Step 6: Final answer
    x = 2,504,245.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.