Home / 3,362,756.75-4,640,706.86-1,912,661.13

Finding the Fourth Proportional to 3,362,756.75, 4,640,706.86 and 1,912,661.13

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Solution

The fourth proportional to 3,362,756.75, 4,640,706.86 and 1,912,661.13 is: 2,639,530.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362,756.75 : 4,640,706.86 = 1,912,661.13 : x
  2. Step 2: Convert to fraction form
    3,362,756.75/4,640,706.86 = 1,912,661.13/x
  3. Step 3: Cross multiply
    3,362,756.75x = 4,640,706.86 × 1,912,661.13
  4. Step 4: Simplify right side
    3,362,756.75x = 8,876,099,626,846.35
  5. Step 5: Solve for x
    x = 8,876,099,626,846.35/3,362,756.75
  6. Step 6: Final answer
    x = 2,639,530.69

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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.