Home / 2,083,976.60-2,876,021.12-1,166,311.40

Finding the Fourth Proportional to 2,083,976.60, 2,876,021.12 and 1,166,311.40

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Solution

The fourth proportional to 2,083,976.60, 2,876,021.12 and 1,166,311.40 is: 1,609,584.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,976.60 : 2,876,021.12 = 1,166,311.40 : x
  2. Step 2: Convert to fraction form
    2,083,976.60/2,876,021.12 = 1,166,311.40/x
  3. Step 3: Cross multiply
    2,083,976.60x = 2,876,021.12 × 1,166,311.40
  4. Step 4: Simplify right side
    2,083,976.60x = 3,354,336,213,065.21
  5. Step 5: Solve for x
    x = 3,354,336,213,065.21/2,083,976.60
  6. Step 6: Final answer
    x = 1,609,584.39

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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.