Finding the Fourth Proportional to 2,863,834.12, 4,303,624.68 and 2,676,583.18
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Solution
The fourth proportional to 2,863,834.12, 4,303,624.68 and 2,676,583.18 is: 4,022,233.46
Step by Step Solution
- Step 1: Write the proportion equation
2,863,834.12 : 4,303,624.68 = 2,676,583.18 : x - Step 2: Convert to fraction form
2,863,834.12/4,303,624.68 = 2,676,583.18/x - Step 3: Cross multiply
2,863,834.12x = 4,303,624.68 × 2,676,583.18 - Step 4: Simplify right side
2,863,834.12x = 11,519,009,420,761.82 - Step 5: Solve for x
x = 11,519,009,420,761.82/2,863,834.12 - Step 6: Final answer
x = 4,022,233.46
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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.