Home / 3,493,284.31-4,820,682.96-1,965,387.79

Finding the Fourth Proportional to 3,493,284.31, 4,820,682.96 and 1,965,387.79

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Solution

The fourth proportional to 3,493,284.31, 4,820,682.96 and 1,965,387.79 is: 2,712,207.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493,284.31 : 4,820,682.96 = 1,965,387.79 : x
  2. Step 2: Convert to fraction form
    3,493,284.31/4,820,682.96 = 1,965,387.79/x
  3. Step 3: Cross multiply
    3,493,284.31x = 4,820,682.96 × 1,965,387.79
  4. Step 4: Simplify right side
    3,493,284.31x = 9,474,511,404,941.64
  5. Step 5: Solve for x
    x = 9,474,511,404,941.64/3,493,284.31
  6. Step 6: Final answer
    x = 2,712,207.36

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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.