Finding the Fourth Proportional to 4,114,770.16, 6,172,450.49 and 1,419,055.75
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Solution
The fourth proportional to 4,114,770.16, 6,172,450.49 and 1,419,055.75 is: 2,128,685.45
Step by Step Solution
- Step 1: Write the proportion equation
4,114,770.16 : 6,172,450.49 = 1,419,055.75 : x - Step 2: Convert to fraction form
4,114,770.16/6,172,450.49 = 1,419,055.75/x - Step 3: Cross multiply
4,114,770.16x = 6,172,450.49 × 1,419,055.75 - Step 4: Simplify right side
4,114,770.16x = 8,759,051,352,329.54 - Step 5: Solve for x
x = 8,759,051,352,329.54/4,114,770.16 - Step 6: Final answer
x = 2,128,685.45
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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.