Finding the Fourth Proportional to 5,578,769.75, 8,364,903.23 and 2,163,065.97
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Solution
The fourth proportional to 5,578,769.75, 8,364,903.23 and 2,163,065.97 is: 3,243,338.29
Step by Step Solution
- Step 1: Write the proportion equation
5,578,769.75 : 8,364,903.23 = 2,163,065.97 : x - Step 2: Convert to fraction form
5,578,769.75/8,364,903.23 = 2,163,065.97/x - Step 3: Cross multiply
5,578,769.75x = 8,364,903.23 × 2,163,065.97 - Step 4: Simplify right side
5,578,769.75x = 18,093,837,508,340.75 - Step 5: Solve for x
x = 18,093,837,508,340.75/5,578,769.75 - Step 6: Final answer
x = 3,243,338.29
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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.