Finding the Fourth Proportional to 1,160,750.96, 1,601,915.68 and 644,531.52
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Solution
The fourth proportional to 1,160,750.96, 1,601,915.68 and 644,531.52 is: 889,497.56
Step by Step Solution
- Step 1: Write the proportion equation
1,160,750.96 : 1,601,915.68 = 644,531.52 : x - Step 2: Convert to fraction form
1,160,750.96/1,601,915.68 = 644,531.52/x - Step 3: Cross multiply
1,160,750.96x = 1,601,915.68 × 644,531.52 - Step 4: Simplify right side
1,160,750.96x = 1,032,485,148,142.23 - Step 5: Solve for x
x = 1,032,485,148,142.23/1,160,750.96 - Step 6: Final answer
x = 889,497.56
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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.