Finding the Fourth Proportional to 6,392,879.68, 9,589,284.96 and 2,606,347.84
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Solution
The fourth proportional to 6,392,879.68, 9,589,284.96 and 2,606,347.84 is: 3,909,507.67
Step by Step Solution
- Step 1: Write the proportion equation
6,392,879.68 : 9,589,284.96 = 2,606,347.84 : x - Step 2: Convert to fraction form
6,392,879.68/9,589,284.96 = 2,606,347.84/x - Step 3: Cross multiply
6,392,879.68x = 9,589,284.96 × 2,606,347.84 - Step 4: Simplify right side
6,392,879.68x = 24,993,012,142,640.49 - Step 5: Solve for x
x = 24,993,012,142,640.49/6,392,879.68 - Step 6: Final answer
x = 3,909,507.67
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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.