Finding the Fourth Proportional to 1,075,559.08, 1,614,336.12 and 543,453.80
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Solution
The fourth proportional to 1,075,559.08, 1,614,336.12 and 543,453.80 is: 815,684.71
Step by Step Solution
- Step 1: Write the proportion equation
1,075,559.08 : 1,614,336.12 = 543,453.80 : x - Step 2: Convert to fraction form
1,075,559.08/1,614,336.12 = 543,453.80/x - Step 3: Cross multiply
1,075,559.08x = 1,614,336.12 × 543,453.80 - Step 4: Simplify right side
1,075,559.08x = 877,317,098,891.26 - Step 5: Solve for x
x = 877,317,098,891.26/1,075,559.08 - Step 6: Final answer
x = 815,684.71
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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.