Home / 3,612,675.36-4,985,560.39-1,980,985.41

Finding the Fourth Proportional to 3,612,675.36, 4,985,560.39 and 1,980,985.41

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Solution

The fourth proportional to 3,612,675.36, 4,985,560.39 and 1,980,985.41 is: 2,733,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,675.36 : 4,985,560.39 = 1,980,985.41 : x
  2. Step 2: Convert to fraction form
    3,612,675.36/4,985,560.39 = 1,980,985.41/x
  3. Step 3: Cross multiply
    3,612,675.36x = 4,985,560.39 × 1,980,985.41
  4. Step 4: Simplify right side
    3,612,675.36x = 9,876,322,393,263.91
  5. Step 5: Solve for x
    x = 9,876,322,393,263.91/3,612,675.36
  6. Step 6: Final answer
    x = 2,733,797.37

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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.