Finding the Fourth Proportional to 3,997,135.20, 5,992,747.92 and 2,075,287.08
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Solution
The fourth proportional to 3,997,135.20, 5,992,747.92 and 2,075,287.08 is: 3,111,396.47
Step by Step Solution
- Step 1: Write the proportion equation
3,997,135.20 : 5,992,747.92 = 2,075,287.08 : x - Step 2: Convert to fraction form
3,997,135.20/5,992,747.92 = 2,075,287.08/x - Step 3: Cross multiply
3,997,135.20x = 5,992,747.92 × 2,075,287.08 - Step 4: Simplify right side
3,997,135.20x = 12,436,672,332,072.87 - Step 5: Solve for x
x = 12,436,672,332,072.87/3,997,135.20 - Step 6: Final answer
x = 3,111,396.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.