Finding the Fourth Proportional to 5,693,183.04, 7,855,816.68 and 3,400,857.12
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Solution
The fourth proportional to 5,693,183.04, 7,855,816.68 and 3,400,857.12 is: 4,692,719.33
Step by Step Solution
- Step 1: Write the proportion equation
5,693,183.04 : 7,855,816.68 = 3,400,857.12 : x - Step 2: Convert to fraction form
5,693,183.04/7,855,816.68 = 3,400,857.12/x - Step 3: Cross multiply
5,693,183.04x = 7,855,816.68 × 3,400,857.12 - Step 4: Simplify right side
5,693,183.04x = 26,716,510,089,592.76 - Step 5: Solve for x
x = 26,716,510,089,592.76/5,693,183.04 - Step 6: Final answer
x = 4,692,719.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.