Finding the Fourth Proportional to 5,628,287.80, 8,446,578.90 and 2,264,908.60
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Solution
The fourth proportional to 5,628,287.80, 8,446,578.90 and 2,264,908.60 is: 3,399,031.80
Step by Step Solution
- Step 1: Write the proportion equation
5,628,287.80 : 8,446,578.90 = 2,264,908.60 : x - Step 2: Convert to fraction form
5,628,287.80/8,446,578.90 = 2,264,908.60/x - Step 3: Cross multiply
5,628,287.80x = 8,446,578.90 × 2,264,908.60 - Step 4: Simplify right side
5,628,287.80x = 19,130,729,191,188.54 - Step 5: Solve for x
x = 19,130,729,191,188.54/5,628,287.80 - Step 6: Final answer
x = 3,399,031.80
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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.