Home / 2,810,806.86-4,216,196.16-680,891.16

Finding the Fourth Proportional to 2,810,806.86, 4,216,196.16 and 680,891.16

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Solution

The fourth proportional to 2,810,806.86, 4,216,196.16 and 680,891.16 is: 1,021,333.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,806.86 : 4,216,196.16 = 680,891.16 : x
  2. Step 2: Convert to fraction form
    2,810,806.86/4,216,196.16 = 680,891.16/x
  3. Step 3: Cross multiply
    2,810,806.86x = 4,216,196.16 × 680,891.16
  4. Step 4: Simplify right side
    2,810,806.86x = 2,870,770,694,169.95
  5. Step 5: Solve for x
    x = 2,870,770,694,169.95/2,810,806.86
  6. Step 6: Final answer
    x = 1,021,333.32

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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.