Finding the Fourth Proportional to 2,226,514.52, 3,072,591.18 and 1,207,919
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Solution
The fourth proportional to 2,226,514.52, 3,072,591.18 and 1,207,919 is: 1,666,928.84
Step by Step Solution
- Step 1: Write the proportion equation
2,226,514.52 : 3,072,591.18 = 1,207,919 : x - Step 2: Convert to fraction form
2,226,514.52/3,072,591.18 = 1,207,919/x - Step 3: Cross multiply
2,226,514.52x = 3,072,591.18 × 1,207,919 - Step 4: Simplify right side
2,226,514.52x = 3,711,441,265,554.42 - Step 5: Solve for x
x = 3,711,441,265,554.42/2,226,514.52 - Step 6: Final answer
x = 1,666,928.84
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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.