Finding the Fourth Proportional to 4,245,496.26, 6,368,299.74 and 1,212,961.05
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Solution
The fourth proportional to 4,245,496.26, 6,368,299.74 and 1,212,961.05 is: 1,819,457.39
Step by Step Solution
- Step 1: Write the proportion equation
4,245,496.26 : 6,368,299.74 = 1,212,961.05 : x - Step 2: Convert to fraction form
4,245,496.26/6,368,299.74 = 1,212,961.05/x - Step 3: Cross multiply
4,245,496.26x = 6,368,299.74 × 1,212,961.05 - Step 4: Simplify right side
4,245,496.26x = 7,724,499,539,345.13 - Step 5: Solve for x
x = 7,724,499,539,345.13/4,245,496.26 - Step 6: Final answer
x = 1,819,457.39
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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.