Home / 3,422,511.88-4,723,328.71-1,952,452.78

Finding the Fourth Proportional to 3,422,511.88, 4,723,328.71 and 1,952,452.78

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Solution

The fourth proportional to 3,422,511.88, 4,723,328.71 and 1,952,452.78 is: 2,694,534.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422,511.88 : 4,723,328.71 = 1,952,452.78 : x
  2. Step 2: Convert to fraction form
    3,422,511.88/4,723,328.71 = 1,952,452.78/x
  3. Step 3: Cross multiply
    3,422,511.88x = 4,723,328.71 × 1,952,452.78
  4. Step 4: Simplify right side
    3,422,511.88x = 9,222,076,270,693.32
  5. Step 5: Solve for x
    x = 9,222,076,270,693.32/3,422,511.88
  6. Step 6: Final answer
    x = 2,694,534.48

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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.