Finding the Fourth Proportional to 4,659,715.29, 6,986,489.22 and 2,231,226.75
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Solution
The fourth proportional to 4,659,715.29, 6,986,489.22 and 2,231,226.75 is: 3,345,363.54
Step by Step Solution
- Step 1: Write the proportion equation
4,659,715.29 : 6,986,489.22 = 2,231,226.75 : x - Step 2: Convert to fraction form
4,659,715.29/6,986,489.22 = 2,231,226.75/x - Step 3: Cross multiply
4,659,715.29x = 6,986,489.22 × 2,231,226.75 - Step 4: Simplify right side
4,659,715.29x = 15,588,441,636,250.63 - Step 5: Solve for x
x = 15,588,441,636,250.63/4,659,715.29 - Step 6: Final answer
x = 3,345,363.54
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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.