Home / 2,794,511.80-4,191,767.70-1,111,615.30

Finding the Fourth Proportional to 2,794,511.80, 4,191,767.70 and 1,111,615.30

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Solution

The fourth proportional to 2,794,511.80, 4,191,767.70 and 1,111,615.30 is: 1,667,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794,511.80 : 4,191,767.70 = 1,111,615.30 : x
  2. Step 2: Convert to fraction form
    2,794,511.80/4,191,767.70 = 1,111,615.30/x
  3. Step 3: Cross multiply
    2,794,511.80x = 4,191,767.70 × 1,111,615.30
  4. Step 4: Simplify right side
    2,794,511.80x = 4,659,633,109,365.81
  5. Step 5: Solve for x
    x = 4,659,633,109,365.81/2,794,511.80
  6. Step 6: Final answer
    x = 1,667,422.95

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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.