Finding the Fourth Proportional to 5,142,944.64, 7,713,236.44 and 3,066,233.13
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Solution
The fourth proportional to 5,142,944.64, 7,713,236.44 and 3,066,233.13 is: 4,598,645.86
Step by Step Solution
- Step 1: Write the proportion equation
5,142,944.64 : 7,713,236.44 = 3,066,233.13 : x - Step 2: Convert to fraction form
5,142,944.64/7,713,236.44 = 3,066,233.13/x - Step 3: Cross multiply
5,142,944.64x = 7,713,236.44 × 3,066,233.13 - Step 4: Simplify right side
5,142,944.64x = 23,650,581,115,684.05 - Step 5: Solve for x
x = 23,650,581,115,684.05/5,142,944.64 - Step 6: Final answer
x = 4,598,645.86
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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.