Finding the Fourth Proportional to 4,317,160.48, 5,959,697.36 and 2,505,975.84
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Solution
The fourth proportional to 4,317,160.48, 5,959,697.36 and 2,505,975.84 is: 3,459,416.82
Step by Step Solution
- Step 1: Write the proportion equation
4,317,160.48 : 5,959,697.36 = 2,505,975.84 : x - Step 2: Convert to fraction form
4,317,160.48/5,959,697.36 = 2,505,975.84/x - Step 3: Cross multiply
4,317,160.48x = 5,959,697.36 × 2,505,975.84 - Step 4: Simplify right side
4,317,160.48x = 14,934,857,597,871.78 - Step 5: Solve for x
x = 14,934,857,597,871.78/4,317,160.48 - Step 6: Final answer
x = 3,459,416.82
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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.