Finding the Fourth Proportional to 3,036,156.70, 4,553,578.95 and 1,330,296.70
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Solution
The fourth proportional to 3,036,156.70, 4,553,578.95 and 1,330,296.70 is: 1,995,157.58
Step by Step Solution
- Step 1: Write the proportion equation
3,036,156.70 : 4,553,578.95 = 1,330,296.70 : x - Step 2: Convert to fraction form
3,036,156.70/4,553,578.95 = 1,330,296.70/x - Step 3: Cross multiply
3,036,156.70x = 4,553,578.95 × 1,330,296.70 - Step 4: Simplify right side
3,036,156.70x = 6,057,611,050,374.47 - Step 5: Solve for x
x = 6,057,611,050,374.47/3,036,156.70 - Step 6: Final answer
x = 1,995,157.58
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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.