Home / 2,179,879.66-3,267,698.07-1,042,348.06

Finding the Fourth Proportional to 2,179,879.66, 3,267,698.07 and 1,042,348.06

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Solution

The fourth proportional to 2,179,879.66, 3,267,698.07 and 1,042,348.06 is: 1,562,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,879.66 : 3,267,698.07 = 1,042,348.06 : x
  2. Step 2: Convert to fraction form
    2,179,879.66/3,267,698.07 = 1,042,348.06/x
  3. Step 3: Cross multiply
    2,179,879.66x = 3,267,698.07 × 1,042,348.06
  4. Step 4: Simplify right side
    2,179,879.66x = 3,406,078,743,930.24
  5. Step 5: Solve for x
    x = 3,406,078,743,930.24/2,179,879.66
  6. Step 6: Final answer
    x = 1,562,507.70

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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.