Finding the Fourth Proportional to 1,634,623.85, 2,255,745.73 and 946,324.84
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Solution
The fourth proportional to 1,634,623.85, 2,255,745.73 and 946,324.84 is: 1,305,907.91
Step by Step Solution
- Step 1: Write the proportion equation
1,634,623.85 : 2,255,745.73 = 946,324.84 : x - Step 2: Convert to fraction form
1,634,623.85/2,255,745.73 = 946,324.84/x - Step 3: Cross multiply
1,634,623.85x = 2,255,745.73 × 946,324.84 - Step 4: Simplify right side
1,634,623.85x = 2,134,668,217,022.93 - Step 5: Solve for x
x = 2,134,668,217,022.93/1,634,623.85 - Step 6: Final answer
x = 1,305,907.91
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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.