Finding the Fourth Proportional to 1,704,129.09, 2,351,906.24 and 978,975.24
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Solution
The fourth proportional to 1,704,129.09, 2,351,906.24 and 978,975.24 is: 1,351,105.38
Step by Step Solution
- Step 1: Write the proportion equation
1,704,129.09 : 2,351,906.24 = 978,975.24 : x - Step 2: Convert to fraction form
1,704,129.09/2,351,906.24 = 978,975.24/x - Step 3: Cross multiply
1,704,129.09x = 2,351,906.24 × 978,975.24 - Step 4: Simplify right side
1,704,129.09x = 2,302,457,975,761.50 - Step 5: Solve for x
x = 2,302,457,975,761.50/1,704,129.09 - Step 6: Final answer
x = 1,351,105.38
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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.