Home / 2,874,866.00-3,967,245.54-1,585,678.71

Finding the Fourth Proportional to 2,874,866.00, 3,967,245.54 and 1,585,678.71

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Solution

The fourth proportional to 2,874,866.00, 3,967,245.54 and 1,585,678.71 is: 2,188,198.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,866.00 : 3,967,245.54 = 1,585,678.71 : x
  2. Step 2: Convert to fraction form
    2,874,866.00/3,967,245.54 = 1,585,678.71/x
  3. Step 3: Cross multiply
    2,874,866.00x = 3,967,245.54 × 1,585,678.71
  4. Step 4: Simplify right side
    2,874,866.00x = 6,290,776,790,120.45
  5. Step 5: Solve for x
    x = 6,290,776,790,120.45/2,874,866.00
  6. Step 6: Final answer
    x = 2,188,198.27

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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.