Finding the Fourth Proportional to 4,159,740.99, 6,268,004.79 and 3,418,193.97
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Solution
The fourth proportional to 4,159,740.99, 6,268,004.79 and 3,418,193.97 is: 5,150,622.65
Step by Step Solution
- Step 1: Write the proportion equation
4,159,740.99 : 6,268,004.79 = 3,418,193.97 : x - Step 2: Convert to fraction form
4,159,740.99/6,268,004.79 = 3,418,193.97/x - Step 3: Cross multiply
4,159,740.99x = 6,268,004.79 × 3,418,193.97 - Step 4: Simplify right side
4,159,740.99x = 21,425,256,183,518.23 - Step 5: Solve for x
x = 21,425,256,183,518.23/4,159,740.99 - Step 6: Final answer
x = 5,150,622.65
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.