Finding the Fourth Proportional to 2,934,879.20, 4,398,171.60 and 1,809,605.60
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Solution
The fourth proportional to 2,934,879.20, 4,398,171.60 and 1,809,605.60 is: 2,711,851.29
Step by Step Solution
- Step 1: Write the proportion equation
2,934,879.20 : 4,398,171.60 = 1,809,605.60 : x - Step 2: Convert to fraction form
2,934,879.20/4,398,171.60 = 1,809,605.60/x - Step 3: Cross multiply
2,934,879.20x = 4,398,171.60 × 1,809,605.60 - Step 4: Simplify right side
2,934,879.20x = 7,958,955,957,120.96 - Step 5: Solve for x
x = 7,958,955,957,120.96/2,934,879.20 - Step 6: Final answer
x = 2,711,851.29
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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.