Home / 2,685,504.75-4,028,257.17-912,576.75

Finding the Fourth Proportional to 2,685,504.75, 4,028,257.17 and 912,576.75

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Solution

The fourth proportional to 2,685,504.75, 4,028,257.17 and 912,576.75 is: 1,368,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,504.75 : 4,028,257.17 = 912,576.75 : x
  2. Step 2: Convert to fraction form
    2,685,504.75/4,028,257.17 = 912,576.75/x
  3. Step 3: Cross multiply
    2,685,504.75x = 4,028,257.17 × 912,576.75
  4. Step 4: Simplify right side
    2,685,504.75x = 3,676,093,836,362.80
  5. Step 5: Solve for x
    x = 3,676,093,836,362.80/2,685,504.75
  6. Step 6: Final answer
    x = 1,368,865.14

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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.