Finding the Fourth Proportional to 3,942,273.43, 5,913,457.53 and 1,547,245.99
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Solution
The fourth proportional to 3,942,273.43, 5,913,457.53 and 1,547,245.99 is: 2,320,887.58
Step by Step Solution
- Step 1: Write the proportion equation
3,942,273.43 : 5,913,457.53 = 1,547,245.99 : x - Step 2: Convert to fraction form
3,942,273.43/5,913,457.53 = 1,547,245.99/x - Step 3: Cross multiply
3,942,273.43x = 5,913,457.53 × 1,547,245.99 - Step 4: Simplify right side
3,942,273.43x = 9,149,573,450,327.81 - Step 5: Solve for x
x = 9,149,573,450,327.81/3,942,273.43 - Step 6: Final answer
x = 2,320,887.58
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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.