Finding the Fourth Proportional to 3,285,608.05, 4,928,879.18 and 1,011,322.14
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Solution
The fourth proportional to 3,285,608.05, 4,928,879.18 and 1,011,322.14 is: 1,517,126.99
Step by Step Solution
- Step 1: Write the proportion equation
3,285,608.05 : 4,928,879.18 = 1,011,322.14 : x - Step 2: Convert to fraction form
3,285,608.05/4,928,879.18 = 1,011,322.14/x - Step 3: Cross multiply
3,285,608.05x = 4,928,879.18 × 1,011,322.14 - Step 4: Simplify right side
3,285,608.05x = 4,984,684,640,119.05 - Step 5: Solve for x
x = 4,984,684,640,119.05/3,285,608.05 - Step 6: Final answer
x = 1,517,126.99
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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.