Home / 2,208,815.70-3,313,223.55-1,641,945.30

Finding the Fourth Proportional to 2,208,815.70, 3,313,223.55 and 1,641,945.30

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Solution

The fourth proportional to 2,208,815.70, 3,313,223.55 and 1,641,945.30 is: 2,462,917.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,815.70 : 3,313,223.55 = 1,641,945.30 : x
  2. Step 2: Convert to fraction form
    2,208,815.70/3,313,223.55 = 1,641,945.30/x
  3. Step 3: Cross multiply
    2,208,815.70x = 3,313,223.55 × 1,641,945.30
  4. Step 4: Simplify right side
    2,208,815.70x = 5,440,131,835,771.81
  5. Step 5: Solve for x
    x = 5,440,131,835,771.81/2,208,815.70
  6. Step 6: Final answer
    x = 2,462,917.95

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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.