Finding the Fourth Proportional to 2,920,163.85, 4,382,993.67 and 1,481,879.88
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Solution
The fourth proportional to 2,920,163.85, 4,382,993.67 and 1,481,879.88 is: 2,224,214.28
Step by Step Solution
- Step 1: Write the proportion equation
2,920,163.85 : 4,382,993.67 = 1,481,879.88 : x - Step 2: Convert to fraction form
2,920,163.85/4,382,993.67 = 1,481,879.88/x - Step 3: Cross multiply
2,920,163.85x = 4,382,993.67 × 1,481,879.88 - Step 4: Simplify right side
2,920,163.85x = 6,495,070,133,740.36 - Step 5: Solve for x
x = 6,495,070,133,740.36/2,920,163.85 - Step 6: Final answer
x = 2,224,214.28
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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.