Home / 2,793,441.06-4,188,446.70-1,085,590.20

Finding the Fourth Proportional to 2,793,441.06, 4,188,446.70 and 1,085,590.20

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Solution

The fourth proportional to 2,793,441.06, 4,188,446.70 and 1,085,590.20 is: 1,627,718.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793,441.06 : 4,188,446.70 = 1,085,590.20 : x
  2. Step 2: Convert to fraction form
    2,793,441.06/4,188,446.70 = 1,085,590.20/x
  3. Step 3: Cross multiply
    2,793,441.06x = 4,188,446.70 × 1,085,590.20
  4. Step 4: Simplify right side
    2,793,441.06x = 4,546,936,690,742.34
  5. Step 5: Solve for x
    x = 4,546,936,690,742.34/2,793,441.06
  6. Step 6: Final answer
    x = 1,627,718.86

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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.