Finding the Fourth Proportional to 1,273,941.96, 1,757,468.49 and 860,344.37
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Solution
The fourth proportional to 1,273,941.96, 1,757,468.49 and 860,344.37 is: 1,186,889.33
Step by Step Solution
- Step 1: Write the proportion equation
1,273,941.96 : 1,757,468.49 = 860,344.37 : x - Step 2: Convert to fraction form
1,273,941.96/1,757,468.49 = 860,344.37/x - Step 3: Cross multiply
1,273,941.96x = 1,757,468.49 × 860,344.37 - Step 4: Simplify right side
1,273,941.96x = 1,512,028,115,400.77 - Step 5: Solve for x
x = 1,512,028,115,400.77/1,273,941.96 - Step 6: Final answer
x = 1,186,889.33
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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.