Finding the Fourth Proportional to 4,734,204.40, 7,104,805.80 and 3,136,236.40
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Solution
The fourth proportional to 4,734,204.40, 7,104,805.80 and 3,136,236.40 is: 4,706,672.69
Step by Step Solution
- Step 1: Write the proportion equation
4,734,204.40 : 7,104,805.80 = 3,136,236.40 : x - Step 2: Convert to fraction form
4,734,204.40/7,104,805.80 = 3,136,236.40/x - Step 3: Cross multiply
4,734,204.40x = 7,104,805.80 × 3,136,236.40 - Step 4: Simplify right side
4,734,204.40x = 22,282,350,564,891.12 - Step 5: Solve for x
x = 22,282,350,564,891.12/4,734,204.40 - Step 6: Final answer
x = 4,706,672.69
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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.