Finding the Fourth Proportional to 1,676,546.40, 2,514,794.88 and 414,373.92
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Solution
The fourth proportional to 1,676,546.40, 2,514,794.88 and 414,373.92 is: 621,554.77
Step by Step Solution
- Step 1: Write the proportion equation
1,676,546.40 : 2,514,794.88 = 414,373.92 : x - Step 2: Convert to fraction form
1,676,546.40/2,514,794.88 = 414,373.92/x - Step 3: Cross multiply
1,676,546.40x = 2,514,794.88 × 414,373.92 - Step 4: Simplify right side
1,676,546.40x = 1,042,065,412,421.53 - Step 5: Solve for x
x = 1,042,065,412,421.53/1,676,546.40 - Step 6: Final answer
x = 621,554.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.