Home / 2,027,434.05-2,797,558.02-1,231,376.64

Finding the Fourth Proportional to 2,027,434.05, 2,797,558.02 and 1,231,376.64

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Solution

The fourth proportional to 2,027,434.05, 2,797,558.02 and 1,231,376.64 is: 1,699,116.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027,434.05 : 2,797,558.02 = 1,231,376.64 : x
  2. Step 2: Convert to fraction form
    2,027,434.05/2,797,558.02 = 1,231,376.64/x
  3. Step 3: Cross multiply
    2,027,434.05x = 2,797,558.02 × 1,231,376.64
  4. Step 4: Simplify right side
    2,027,434.05x = 3,444,847,594,872.65
  5. Step 5: Solve for x
    x = 3,444,847,594,872.65/2,027,434.05
  6. Step 6: Final answer
    x = 1,699,116.97

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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.