Finding the Fourth Proportional to 4,961,804.12, 7,441,362.03 and 1,366,716.05
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Solution
The fourth proportional to 4,961,804.12, 7,441,362.03 and 1,366,716.05 is: 2,049,703.83
Step by Step Solution
- Step 1: Write the proportion equation
4,961,804.12 : 7,441,362.03 = 1,366,716.05 : x - Step 2: Convert to fraction form
4,961,804.12/7,441,362.03 = 1,366,716.05/x - Step 3: Cross multiply
4,961,804.12x = 7,441,362.03 × 1,366,716.05 - Step 4: Simplify right side
4,961,804.12x = 10,170,228,920,261.58 - Step 5: Solve for x
x = 10,170,228,920,261.58/4,961,804.12 - Step 6: Final answer
x = 2,049,703.83
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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.