Finding the Fourth Proportional to 1,816,125.48, 2,724,173.64 and 679,174.65
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Solution
The fourth proportional to 1,816,125.48, 2,724,173.64 and 679,174.65 is: 1,018,756.52
Step by Step Solution
- Step 1: Write the proportion equation
1,816,125.48 : 2,724,173.64 = 679,174.65 : x - Step 2: Convert to fraction form
1,816,125.48/2,724,173.64 = 679,174.65/x - Step 3: Cross multiply
1,816,125.48x = 2,724,173.64 × 679,174.65 - Step 4: Simplify right side
1,816,125.48x = 1,850,189,678,486.23 - Step 5: Solve for x
x = 1,850,189,678,486.23/1,816,125.48 - Step 6: Final answer
x = 1,018,756.52
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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.