Home / 1,951,316.34-2,926,974.45-1,286,312.82

Finding the Fourth Proportional to 1,951,316.34, 2,926,974.45 and 1,286,312.82

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Solution

The fourth proportional to 1,951,316.34, 2,926,974.45 and 1,286,312.82 is: 1,929,469.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,316.34 : 2,926,974.45 = 1,286,312.82 : x
  2. Step 2: Convert to fraction form
    1,951,316.34/2,926,974.45 = 1,286,312.82/x
  3. Step 3: Cross multiply
    1,951,316.34x = 2,926,974.45 × 1,286,312.82
  4. Step 4: Simplify right side
    1,951,316.34x = 3,765,004,758,847.45
  5. Step 5: Solve for x
    x = 3,765,004,758,847.45/1,951,316.34
  6. Step 6: Final answer
    x = 1,929,469.19

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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.