Finding the Fourth Proportional to 6,260,581.28, 9,394,074.48 and 2,981,647.64
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Solution
The fourth proportional to 6,260,581.28, 9,394,074.48 and 2,981,647.64 is: 4,473,996.70
Step by Step Solution
- Step 1: Write the proportion equation
6,260,581.28 : 9,394,074.48 = 2,981,647.64 : x - Step 2: Convert to fraction form
6,260,581.28/9,394,074.48 = 2,981,647.64/x - Step 3: Cross multiply
6,260,581.28x = 9,394,074.48 × 2,981,647.64 - Step 4: Simplify right side
6,260,581.28x = 28,009,820,003,276.23 - Step 5: Solve for x
x = 28,009,820,003,276.23/6,260,581.28 - Step 6: Final answer
x = 4,473,996.70
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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.