Home / 2,826,789.30-4,208,214.08-2,809,974.14

Finding the Fourth Proportional to 2,826,789.30, 4,208,214.08 and 2,809,974.14

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Solution

The fourth proportional to 2,826,789.30, 4,208,214.08 and 2,809,974.14 is: 4,183,181.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826,789.30 : 4,208,214.08 = 2,809,974.14 : x
  2. Step 2: Convert to fraction form
    2,826,789.30/4,208,214.08 = 2,809,974.14/x
  3. Step 3: Cross multiply
    2,826,789.30x = 4,208,214.08 × 2,809,974.14
  4. Step 4: Simplify right side
    2,826,789.30x = 11,824,972,705,292.95
  5. Step 5: Solve for x
    x = 11,824,972,705,292.95/2,826,789.30
  6. Step 6: Final answer
    x = 4,183,181.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.