Finding the Fourth Proportional to 1,213,268.56, 1,820,118.84 and 414,638.80
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Solution
The fourth proportional to 1,213,268.56, 1,820,118.84 and 414,638.80 is: 622,032.02
Step by Step Solution
- Step 1: Write the proportion equation
1,213,268.56 : 1,820,118.84 = 414,638.80 : x - Step 2: Convert to fraction form
1,213,268.56/1,820,118.84 = 414,638.80/x - Step 3: Cross multiply
1,213,268.56x = 1,820,118.84 × 414,638.80 - Step 4: Simplify right side
1,213,268.56x = 754,691,891,674.99 - Step 5: Solve for x
x = 754,691,891,674.99/1,213,268.56 - Step 6: Final answer
x = 622,032.02
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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.