Home / 2,172,326.82-2,997,879.76-1,254,539.36

Finding the Fourth Proportional to 2,172,326.82, 2,997,879.76 and 1,254,539.36

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Solution

The fourth proportional to 2,172,326.82, 2,997,879.76 and 1,254,539.36 is: 1,731,304.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,326.82 : 2,997,879.76 = 1,254,539.36 : x
  2. Step 2: Convert to fraction form
    2,172,326.82/2,997,879.76 = 1,254,539.36/x
  3. Step 3: Cross multiply
    2,172,326.82x = 2,997,879.76 × 1,254,539.36
  4. Step 4: Simplify right side
    2,172,326.82x = 3,760,958,149,194.66
  5. Step 5: Solve for x
    x = 3,760,958,149,194.66/2,172,326.82
  6. Step 6: Final answer
    x = 1,731,304.02

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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.