Home / 2,812,063.71-3,876,467.54-2,207,401.95

Finding the Fourth Proportional to 2,812,063.71, 3,876,467.54 and 2,207,401.95

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Solution

The fourth proportional to 2,812,063.71, 3,876,467.54 and 2,207,401.95 is: 3,042,933.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,063.71 : 3,876,467.54 = 2,207,401.95 : x
  2. Step 2: Convert to fraction form
    2,812,063.71/3,876,467.54 = 2,207,401.95/x
  3. Step 3: Cross multiply
    2,812,063.71x = 3,876,467.54 × 2,207,401.95
  4. Step 4: Simplify right side
    2,812,063.71x = 8,556,922,006,907.70
  5. Step 5: Solve for x
    x = 8,556,922,006,907.70/2,812,063.71
  6. Step 6: Final answer
    x = 3,042,933.19

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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.