Finding the Fourth Proportional to 4,504,687.20, 6,757,030.80 and 4,203,537.30
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Solution
The fourth proportional to 4,504,687.20, 6,757,030.80 and 4,203,537.30 is: 6,305,305.95
Step by Step Solution
- Step 1: Write the proportion equation
4,504,687.20 : 6,757,030.80 = 4,203,537.30 : x - Step 2: Convert to fraction form
4,504,687.20/6,757,030.80 = 4,203,537.30/x - Step 3: Cross multiply
4,504,687.20x = 6,757,030.80 × 4,203,537.30 - Step 4: Simplify right side
4,504,687.20x = 28,403,431,005,048.84 - Step 5: Solve for x
x = 28,403,431,005,048.84/4,504,687.20 - Step 6: Final answer
x = 6,305,305.95
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1.5x scale
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.