Finding the Fourth Proportional to 4,100,708.76, 6,148,759.14 and 1,702,940.28
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Solution
The fourth proportional to 4,100,708.76, 6,148,759.14 and 1,702,940.28 is: 2,553,453.62
Step by Step Solution
- Step 1: Write the proportion equation
4,100,708.76 : 6,148,759.14 = 1,702,940.28 : x - Step 2: Convert to fraction form
4,100,708.76/6,148,759.14 = 1,702,940.28/x - Step 3: Cross multiply
4,100,708.76x = 6,148,759.14 × 1,702,940.28 - Step 4: Simplify right side
4,100,708.76x = 10,470,969,611,524.16 - Step 5: Solve for x
x = 10,470,969,611,524.16/4,100,708.76 - Step 6: Final answer
x = 2,553,453.62
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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.