Finding the Fourth Proportional to 5,493,923.10, 8,243,837.10 and 2,299,372.20
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Solution
The fourth proportional to 5,493,923.10, 8,243,837.10 and 2,299,372.20 is: 3,450,293.99
Step by Step Solution
- Step 1: Write the proportion equation
5,493,923.10 : 8,243,837.10 = 2,299,372.20 : x - Step 2: Convert to fraction form
5,493,923.10/8,243,837.10 = 2,299,372.20/x - Step 3: Cross multiply
5,493,923.10x = 8,243,837.10 × 2,299,372.20 - Step 4: Simplify right side
5,493,923.10x = 18,955,649,849,068.62 - Step 5: Solve for x
x = 18,955,649,849,068.62/5,493,923.10 - Step 6: Final answer
x = 3,450,293.99
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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.