Finding the Fourth Proportional to 1,629,520.48, 2,247,176.10 and 976,042.09
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Solution
The fourth proportional to 1,629,520.48, 2,247,176.10 and 976,042.09 is: 1,346,002.39
Step by Step Solution
- Step 1: Write the proportion equation
1,629,520.48 : 2,247,176.10 = 976,042.09 : x - Step 2: Convert to fraction form
1,629,520.48/2,247,176.10 = 976,042.09/x - Step 3: Cross multiply
1,629,520.48x = 2,247,176.10 × 976,042.09 - Step 4: Simplify right side
1,629,520.48x = 2,193,338,457,242.05 - Step 5: Solve for x
x = 2,193,338,457,242.05/1,629,520.48 - Step 6: Final answer
x = 1,346,002.39
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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.