Finding the Fourth Proportional to 5,284,325.57, 7,923,991.49 and 2,047,379.68
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Solution
The fourth proportional to 5,284,325.57, 7,923,991.49 and 2,047,379.68 is: 3,070,102.12
Step by Step Solution
- Step 1: Write the proportion equation
5,284,325.57 : 7,923,991.49 = 2,047,379.68 : x - Step 2: Convert to fraction form
5,284,325.57/7,923,991.49 = 2,047,379.68/x - Step 3: Cross multiply
5,284,325.57x = 7,923,991.49 × 2,047,379.68 - Step 4: Simplify right side
5,284,325.57x = 16,223,419,111,262.07 - Step 5: Solve for x
x = 16,223,419,111,262.07/5,284,325.57 - Step 6: Final answer
x = 3,070,102.12
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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.