Home / 2,804,080.71-4,204,439.54-1,285,861.71

Finding the Fourth Proportional to 2,804,080.71, 4,204,439.54 and 1,285,861.71

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Solution

The fourth proportional to 2,804,080.71, 4,204,439.54 and 1,285,861.71 is: 1,928,021.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804,080.71 : 4,204,439.54 = 1,285,861.71 : x
  2. Step 2: Convert to fraction form
    2,804,080.71/4,204,439.54 = 1,285,861.71/x
  3. Step 3: Cross multiply
    2,804,080.71x = 4,204,439.54 × 1,285,861.71
  4. Step 4: Simplify right side
    2,804,080.71x = 5,406,327,815,213.86
  5. Step 5: Solve for x
    x = 5,406,327,815,213.86/2,804,080.71
  6. Step 6: Final answer
    x = 1,928,021.47

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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.