Finding the Fourth Proportional to 4,439,138.96, 6,126,032.76 and 2,505,481.04
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Solution
The fourth proportional to 4,439,138.96, 6,126,032.76 and 2,505,481.04 is: 3,457,575.69
Step by Step Solution
- Step 1: Write the proportion equation
4,439,138.96 : 6,126,032.76 = 2,505,481.04 : x - Step 2: Convert to fraction form
4,439,138.96/6,126,032.76 = 2,505,481.04/x - Step 3: Cross multiply
4,439,138.96x = 6,126,032.76 × 2,505,481.04 - Step 4: Simplify right side
4,439,138.96x = 15,348,658,930,598.87 - Step 5: Solve for x
x = 15,348,658,930,598.87/4,439,138.96 - Step 6: Final answer
x = 3,457,575.69
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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.