Finding the Fourth Proportional to 2,668,311.84, 3,682,244.70 and 1,444,585.98
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Solution
The fourth proportional to 2,668,311.84, 3,682,244.70 and 1,444,585.98 is: 1,993,514.77
Step by Step Solution
- Step 1: Write the proportion equation
2,668,311.84 : 3,682,244.70 = 1,444,585.98 : x - Step 2: Convert to fraction form
2,668,311.84/3,682,244.70 = 1,444,585.98/x - Step 3: Cross multiply
2,668,311.84x = 3,682,244.70 × 1,444,585.98 - Step 4: Simplify right side
2,668,311.84x = 5,319,319,068,549.31 - Step 5: Solve for x
x = 5,319,319,068,549.31/2,668,311.84 - Step 6: Final answer
x = 1,993,514.77
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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.