Home / 1,951,308.81-2,926,963.26-1,286,305.29

Finding the Fourth Proportional to 1,951,308.81, 2,926,963.26 and 1,286,305.29

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Solution

The fourth proportional to 1,951,308.81, 2,926,963.26 and 1,286,305.29 is: 1,929,457.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,308.81 : 2,926,963.26 = 1,286,305.29 : x
  2. Step 2: Convert to fraction form
    1,951,308.81/2,926,963.26 = 1,286,305.29/x
  3. Step 3: Cross multiply
    1,951,308.81x = 2,926,963.26 × 1,286,305.29
  4. Step 4: Simplify right side
    1,951,308.81x = 3,764,968,324,973.65
  5. Step 5: Solve for x
    x = 3,764,968,324,973.65/1,951,308.81
  6. Step 6: Final answer
    x = 1,929,457.96

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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.