Finding the Fourth Proportional to 2,278,554.64, 3,419,514.11 and 1,080,480.94
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Solution
The fourth proportional to 2,278,554.64, 3,419,514.11 and 1,080,480.94 is: 1,621,519.08
Step by Step Solution
- Step 1: Write the proportion equation
2,278,554.64 : 3,419,514.11 = 1,080,480.94 : x - Step 2: Convert to fraction form
2,278,554.64/3,419,514.11 = 1,080,480.94/x - Step 3: Cross multiply
2,278,554.64x = 3,419,514.11 × 1,080,480.94 - Step 4: Simplify right side
2,278,554.64x = 3,694,719,814,068.48 - Step 5: Solve for x
x = 3,694,719,814,068.48/2,278,554.64 - Step 6: Final answer
x = 1,621,519.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.