Finding the Fourth Proportional to 1,120,687.26, 1,546,541.08 and 637,252.44
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Solution
The fourth proportional to 1,120,687.26, 1,546,541.08 and 637,252.44 is: 879,404.19
Step by Step Solution
- Step 1: Write the proportion equation
1,120,687.26 : 1,546,541.08 = 637,252.44 : x - Step 2: Convert to fraction form
1,120,687.26/1,546,541.08 = 637,252.44/x - Step 3: Cross multiply
1,120,687.26x = 1,546,541.08 × 637,252.44 - Step 4: Simplify right side
1,120,687.26x = 985,537,076,790.24 - Step 5: Solve for x
x = 985,537,076,790.24/1,120,687.26 - Step 6: Final answer
x = 879,404.19
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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.