Finding the Fourth Proportional to 3,235,998.28, 4,852,736.52 and 1,213,138.84
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Solution
The fourth proportional to 3,235,998.28, 4,852,736.52 and 1,213,138.84 is: 1,819,235.56
Step by Step Solution
- Step 1: Write the proportion equation
3,235,998.28 : 4,852,736.52 = 1,213,138.84 : x - Step 2: Convert to fraction form
3,235,998.28/4,852,736.52 = 1,213,138.84/x - Step 3: Cross multiply
3,235,998.28x = 4,852,736.52 × 1,213,138.84 - Step 4: Simplify right side
3,235,998.28x = 5,887,043,152,698.44 - Step 5: Solve for x
x = 5,887,043,152,698.44/3,235,998.28 - Step 6: Final answer
x = 1,819,235.56
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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.