Finding the Fourth Proportional to 1,977,907.26, 2,965,879.26 and 629,894.10
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Solution
The fourth proportional to 1,977,907.26, 2,965,879.26 and 629,894.10 is: 944,528.54
Step by Step Solution
- Step 1: Write the proportion equation
1,977,907.26 : 2,965,879.26 = 629,894.10 : x - Step 2: Convert to fraction form
1,977,907.26/2,965,879.26 = 629,894.10/x - Step 3: Cross multiply
1,977,907.26x = 2,965,879.26 × 629,894.10 - Step 4: Simplify right side
1,977,907.26x = 1,868,189,847,186.37 - Step 5: Solve for x
x = 1,868,189,847,186.37/1,977,907.26 - Step 6: Final answer
x = 944,528.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.