Finding the Fourth Proportional to 2,183,716.19, 3,013,540.30 and 1,266,489
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Solution
The fourth proportional to 2,183,716.19, 3,013,540.30 and 1,266,489 is: 1,747,761.75
Step by Step Solution
- Step 1: Write the proportion equation
2,183,716.19 : 3,013,540.30 = 1,266,489 : x - Step 2: Convert to fraction form
2,183,716.19/3,013,540.30 = 1,266,489/x - Step 3: Cross multiply
2,183,716.19x = 3,013,540.30 × 1,266,489 - Step 4: Simplify right side
2,183,716.19x = 3,816,615,642,589.81 - Step 5: Solve for x
x = 3,816,615,642,589.81/2,183,716.19 - Step 6: Final answer
x = 1,747,761.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.