Finding the Fourth Proportional to 1,939,754.73, 2,676,861.60 and 1,080,314.94
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Solution
The fourth proportional to 1,939,754.73, 2,676,861.60 and 1,080,314.94 is: 1,490,834.66
Step by Step Solution
- Step 1: Write the proportion equation
1,939,754.73 : 2,676,861.60 = 1,080,314.94 : x - Step 2: Convert to fraction form
1,939,754.73/2,676,861.60 = 1,080,314.94/x - Step 3: Cross multiply
1,939,754.73x = 2,676,861.60 × 1,080,314.94 - Step 4: Simplify right side
1,939,754.73x = 2,891,853,578,792.30 - Step 5: Solve for x
x = 2,891,853,578,792.30/1,939,754.73 - Step 6: Final answer
x = 1,490,834.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.