Finding the Fourth Proportional to 5,029,602.78, 7,544,944.07 and 2,151,268.53
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Solution
The fourth proportional to 5,029,602.78, 7,544,944.07 and 2,151,268.53 is: 3,227,133.72
Step by Step Solution
- Step 1: Write the proportion equation
5,029,602.78 : 7,544,944.07 = 2,151,268.53 : x - Step 2: Convert to fraction form
5,029,602.78/7,544,944.07 = 2,151,268.53/x - Step 3: Cross multiply
5,029,602.78x = 7,544,944.07 × 2,151,268.53 - Step 4: Simplify right side
5,029,602.78x = 16,231,200,738,401.12 - Step 5: Solve for x
x = 16,231,200,738,401.12/5,029,602.78 - Step 6: Final answer
x = 3,227,133.72
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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.