Finding the Fourth Proportional to 2,544,359.70, 3,816,539.55 and 1,284,647.70
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Solution
The fourth proportional to 2,544,359.70, 3,816,539.55 and 1,284,647.70 is: 1,926,971.55
Step by Step Solution
- Step 1: Write the proportion equation
2,544,359.70 : 3,816,539.55 = 1,284,647.70 : x - Step 2: Convert to fraction form
2,544,359.70/3,816,539.55 = 1,284,647.70/x - Step 3: Cross multiply
2,544,359.70x = 3,816,539.55 × 1,284,647.70 - Step 4: Simplify right side
2,544,359.70x = 4,902,908,754,866.53 - Step 5: Solve for x
x = 4,902,908,754,866.53/2,544,359.70 - Step 6: Final answer
x = 1,926,971.55
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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.