Finding the Fourth Proportional to 5,631,496.40, 8,447,244.60 and 1,845,102.80
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Solution
The fourth proportional to 5,631,496.40, 8,447,244.60 and 1,845,102.80 is: 2,767,654.20
Step by Step Solution
- Step 1: Write the proportion equation
5,631,496.40 : 8,447,244.60 = 1,845,102.80 : x - Step 2: Convert to fraction form
5,631,496.40/8,447,244.60 = 1,845,102.80/x - Step 3: Cross multiply
5,631,496.40x = 8,447,244.60 × 1,845,102.80 - Step 4: Simplify right side
5,631,496.40x = 15,586,034,663,744.88 - Step 5: Solve for x
x = 15,586,034,663,744.88/5,631,496.40 - Step 6: Final answer
x = 2,767,654.20
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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.