Finding the Fourth Proportional to 1,037,634.60, 1,431,717.99 and 629,951.10
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Solution
The fourth proportional to 1,037,634.60, 1,431,717.99 and 629,951.10 is: 869,200.32
Step by Step Solution
- Step 1: Write the proportion equation
1,037,634.60 : 1,431,717.99 = 629,951.10 : x - Step 2: Convert to fraction form
1,037,634.60/1,431,717.99 = 629,951.10/x - Step 3: Cross multiply
1,037,634.60x = 1,431,717.99 × 629,951.10 - Step 4: Simplify right side
1,037,634.60x = 901,912,322,690.29 - Step 5: Solve for x
x = 901,912,322,690.29/1,037,634.60 - Step 6: Final answer
x = 869,200.32
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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.