Home / 3,219,146.88-4,442,401.44-1,768,858.08

Finding the Fourth Proportional to 3,219,146.88, 4,442,401.44 and 1,768,858.08

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Solution

The fourth proportional to 3,219,146.88, 4,442,401.44 and 1,768,858.08 is: 2,441,012.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,146.88 : 4,442,401.44 = 1,768,858.08 : x
  2. Step 2: Convert to fraction form
    3,219,146.88/4,442,401.44 = 1,768,858.08/x
  3. Step 3: Cross multiply
    3,219,146.88x = 4,442,401.44 × 1,768,858.08
  4. Step 4: Simplify right side
    3,219,146.88x = 7,857,977,681,747.64
  5. Step 5: Solve for x
    x = 7,857,977,681,747.64/3,219,146.88
  6. Step 6: Final answer
    x = 2,441,012.47

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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.