Finding the Fourth Proportional to 3,436,271.21, 4,741,771.94 and 1,887,452.85
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Solution
The fourth proportional to 3,436,271.21, 4,741,771.94 and 1,887,452.85 is: 2,604,529.85
Step by Step Solution
- Step 1: Write the proportion equation
3,436,271.21 : 4,741,771.94 = 1,887,452.85 : x - Step 2: Convert to fraction form
3,436,271.21/4,741,771.94 = 1,887,452.85/x - Step 3: Cross multiply
3,436,271.21x = 4,741,771.94 × 1,887,452.85 - Step 4: Simplify right side
3,436,271.21x = 8,949,870,950,248.40 - Step 5: Solve for x
x = 8,949,870,950,248.40/3,436,271.21 - Step 6: Final answer
x = 2,604,529.85
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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.