Finding the Fourth Proportional to 5,703,075.44, 8,554,538.73 and 1,385,161.05
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Solution
The fourth proportional to 5,703,075.44, 8,554,538.73 and 1,385,161.05 is: 2,077,723.50
Step by Step Solution
- Step 1: Write the proportion equation
5,703,075.44 : 8,554,538.73 = 1,385,161.05 : x - Step 2: Convert to fraction form
5,703,075.44/8,554,538.73 = 1,385,161.05/x - Step 3: Cross multiply
5,703,075.44x = 8,554,538.73 × 1,385,161.05 - Step 4: Simplify right side
5,703,075.44x = 11,849,413,849,512.47 - Step 5: Solve for x
x = 11,849,413,849,512.47/5,703,075.44 - Step 6: Final answer
x = 2,077,723.50
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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.