Home / 2,577,906.49-3,557,115.87-1,489,968.36

Finding the Fourth Proportional to 2,577,906.49, 3,557,115.87 and 1,489,968.36

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Solution

The fourth proportional to 2,577,906.49, 3,557,115.87 and 1,489,968.36 is: 2,055,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577,906.49 : 3,557,115.87 = 1,489,968.36 : x
  2. Step 2: Convert to fraction form
    2,577,906.49/3,557,115.87 = 1,489,968.36/x
  3. Step 3: Cross multiply
    2,577,906.49x = 3,557,115.87 × 1,489,968.36
  4. Step 4: Simplify right side
    2,577,906.49x = 5,299,990,099,153.87
  5. Step 5: Solve for x
    x = 5,299,990,099,153.87/2,577,906.49
  6. Step 6: Final answer
    x = 2,055,927.99

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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.