Finding the Fourth Proportional to 3,723,812.08, 5,586,155.58 and 1,327,997.32
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Solution
The fourth proportional to 3,723,812.08, 5,586,155.58 and 1,327,997.32 is: 1,992,151.99
Step by Step Solution
- Step 1: Write the proportion equation
3,723,812.08 : 5,586,155.58 = 1,327,997.32 : x - Step 2: Convert to fraction form
3,723,812.08/5,586,155.58 = 1,327,997.32/x - Step 3: Cross multiply
3,723,812.08x = 5,586,155.58 × 1,327,997.32 - Step 4: Simplify right side
3,723,812.08x = 7,418,399,639,343.05 - Step 5: Solve for x
x = 7,418,399,639,343.05/3,723,812.08 - Step 6: Final answer
x = 1,992,151.99
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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.