Finding the Fourth Proportional to 1,037,497.16, 1,431,877.27 and 629,575.49
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Solution
The fourth proportional to 1,037,497.16, 1,431,877.27 and 629,575.49 is: 868,893.78
Step by Step Solution
- Step 1: Write the proportion equation
1,037,497.16 : 1,431,877.27 = 629,575.49 : x - Step 2: Convert to fraction form
1,037,497.16/1,431,877.27 = 629,575.49/x - Step 3: Cross multiply
1,037,497.16x = 1,431,877.27 × 629,575.49 - Step 4: Simplify right side
1,037,497.16x = 901,474,830,782.69 - Step 5: Solve for x
x = 901,474,830,782.69/1,037,497.16 - Step 6: Final answer
x = 868,893.78
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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.