Finding the Fourth Proportional to 4,045,137.12, 5,581,813.68 and 2,234,193.12
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Solution
The fourth proportional to 4,045,137.12, 5,581,813.68 and 2,234,193.12 is: 3,082,923.85
Step by Step Solution
- Step 1: Write the proportion equation
4,045,137.12 : 5,581,813.68 = 2,234,193.12 : x - Step 2: Convert to fraction form
4,045,137.12/5,581,813.68 = 2,234,193.12/x - Step 3: Cross multiply
4,045,137.12x = 5,581,813.68 × 2,234,193.12 - Step 4: Simplify right side
4,045,137.12x = 12,470,849,720,977.88 - Step 5: Solve for x
x = 12,470,849,720,977.88/4,045,137.12 - Step 6: Final answer
x = 3,082,923.85
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1.5x scale
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.