Finding the Fourth Proportional to 4,235,790, 6,346,608.84 and 2,634,400.56
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Solution
The fourth proportional to 4,235,790, 6,346,608.84 and 2,634,400.56 is: 3,947,199.90
Step by Step Solution
- Step 1: Write the proportion equation
4,235,790 : 6,346,608.84 = 2,634,400.56 : x - Step 2: Convert to fraction form
4,235,790/6,346,608.84 = 2,634,400.56/x - Step 3: Cross multiply
4,235,790x = 6,346,608.84 × 2,634,400.56 - Step 4: Simplify right side
4,235,790x = 16,719,509,882,196.95 - Step 5: Solve for x
x = 16,719,509,882,196.95/4,235,790 - Step 6: Final answer
x = 3,947,199.90
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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.