Finding the Fourth Proportional to 1,075,517.84, 1,614,273.67 and 543,412.84
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Solution
The fourth proportional to 1,075,517.84, 1,614,273.67 and 543,412.84 is: 815,622.96
Step by Step Solution
- Step 1: Write the proportion equation
1,075,517.84 : 1,614,273.67 = 543,412.84 : x - Step 2: Convert to fraction form
1,075,517.84/1,614,273.67 = 543,412.84/x - Step 3: Cross multiply
1,075,517.84x = 1,614,273.67 × 543,412.84 - Step 4: Simplify right side
1,075,517.84x = 877,217,039,551.92 - Step 5: Solve for x
x = 877,217,039,551.92/1,075,517.84 - Step 6: Final answer
x = 815,622.96
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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.