Finding the Fourth Proportional to 1,037,832.18, 1,431,472.41 and 674,586.06
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Solution
The fourth proportional to 1,037,832.18, 1,431,472.41 and 674,586.06 is: 930,450.37
Step by Step Solution
- Step 1: Write the proportion equation
1,037,832.18 : 1,431,472.41 = 674,586.06 : x - Step 2: Convert to fraction form
1,037,832.18/1,431,472.41 = 674,586.06/x - Step 3: Cross multiply
1,037,832.18x = 1,431,472.41 × 674,586.06 - Step 4: Simplify right side
1,037,832.18x = 965,651,333,060.61 - Step 5: Solve for x
x = 965,651,333,060.61/1,037,832.18 - Step 6: Final answer
x = 930,450.37
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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.