Finding the Fourth Proportional to 1,425,502.10, 1,967,192.79 and 852,542.26
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Solution
The fourth proportional to 1,425,502.10, 1,967,192.79 and 852,542.26 is: 1,176,508.25
Step by Step Solution
- Step 1: Write the proportion equation
1,425,502.10 : 1,967,192.79 = 852,542.26 : x - Step 2: Convert to fraction form
1,425,502.10/1,967,192.79 = 852,542.26/x - Step 3: Cross multiply
1,425,502.10x = 1,967,192.79 × 852,542.26 - Step 4: Simplify right side
1,425,502.10x = 1,677,114,987,042.31 - Step 5: Solve for x
x = 1,677,114,987,042.31/1,425,502.10 - Step 6: Final answer
x = 1,176,508.25
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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.