Finding the Fourth Proportional to 5,193,770.58, 7,790,788.98 and 2,460,678.09
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Solution
The fourth proportional to 5,193,770.58, 7,790,788.98 and 2,460,678.09 is: 3,691,080.20
Step by Step Solution
- Step 1: Write the proportion equation
5,193,770.58 : 7,790,788.98 = 2,460,678.09 : x - Step 2: Convert to fraction form
5,193,770.58/7,790,788.98 = 2,460,678.09/x - Step 3: Cross multiply
5,193,770.58x = 7,790,788.98 × 2,460,678.09 - Step 4: Simplify right side
5,193,770.58x = 19,170,623,746,899.45 - Step 5: Solve for x
x = 19,170,623,746,899.45/5,193,770.58 - Step 6: Final answer
x = 3,691,080.20
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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.