Finding the Fourth Proportional to 1,037,121.84, 1,431,322.11 and 629,327.00
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Solution
The fourth proportional to 1,037,121.84, 1,431,322.11 and 629,327.00 is: 868,528.29
Step by Step Solution
- Step 1: Write the proportion equation
1,037,121.84 : 1,431,322.11 = 629,327.00 : x - Step 2: Convert to fraction form
1,037,121.84/1,431,322.11 = 629,327.00/x - Step 3: Cross multiply
1,037,121.84x = 1,431,322.11 × 629,327.00 - Step 4: Simplify right side
1,037,121.84x = 900,769,653,098.28 - Step 5: Solve for x
x = 900,769,653,098.28/1,037,121.84 - Step 6: Final answer
x = 868,528.29
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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.