Home / 2,810,479-3,878,986.44-1,603,255

Finding the Fourth Proportional to 2,810,479, 3,878,986.44 and 1,603,255

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Solution

The fourth proportional to 2,810,479, 3,878,986.44 and 1,603,255 is: 2,212,791.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,479 : 3,878,986.44 = 1,603,255 : x
  2. Step 2: Convert to fraction form
    2,810,479/3,878,986.44 = 1,603,255/x
  3. Step 3: Cross multiply
    2,810,479x = 3,878,986.44 × 1,603,255
  4. Step 4: Simplify right side
    2,810,479x = 6,219,004,404,862.20
  5. Step 5: Solve for x
    x = 6,219,004,404,862.20/2,810,479
  6. Step 6: Final answer
    x = 2,212,791.63

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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.