Home / 1,365,284.20-2,047,941.66-418,662.76

Finding the Fourth Proportional to 1,365,284.20, 2,047,941.66 and 418,662.76

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Solution

The fourth proportional to 1,365,284.20, 2,047,941.66 and 418,662.76 is: 627,998.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,284.20 : 2,047,941.66 = 418,662.76 : x
  2. Step 2: Convert to fraction form
    1,365,284.20/2,047,941.66 = 418,662.76/x
  3. Step 3: Cross multiply
    1,365,284.20x = 2,047,941.66 × 418,662.76
  4. Step 4: Simplify right side
    1,365,284.20x = 857,396,907,694.58
  5. Step 5: Solve for x
    x = 857,396,907,694.58/1,365,284.20
  6. Step 6: Final answer
    x = 627,998.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.