Finding the Fourth Proportional to 2,986,164.68, 4,481,104.62 and 1,213,236.68
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Solution
The fourth proportional to 2,986,164.68, 4,481,104.62 and 1,213,236.68 is: 1,820,609.74
Step by Step Solution
- Step 1: Write the proportion equation
2,986,164.68 : 4,481,104.62 = 1,213,236.68 : x - Step 2: Convert to fraction form
2,986,164.68/4,481,104.62 = 1,213,236.68/x - Step 3: Cross multiply
2,986,164.68x = 4,481,104.62 × 1,213,236.68 - Step 4: Simplify right side
2,986,164.68x = 5,436,640,491,901.46 - Step 5: Solve for x
x = 5,436,640,491,901.46/2,986,164.68 - Step 6: Final answer
x = 1,820,609.74
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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.