Finding the Fourth Proportional to 3,193,418.76, 4,785,224.48 and 2,167,416.42
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Solution
The fourth proportional to 3,193,418.76, 4,785,224.48 and 2,167,416.42 is: 3,247,796.45
Step by Step Solution
- Step 1: Write the proportion equation
3,193,418.76 : 4,785,224.48 = 2,167,416.42 : x - Step 2: Convert to fraction form
3,193,418.76/4,785,224.48 = 2,167,416.42/x - Step 3: Cross multiply
3,193,418.76x = 4,785,224.48 × 2,167,416.42 - Step 4: Simplify right side
3,193,418.76x = 10,371,574,111,337.96 - Step 5: Solve for x
x = 10,371,574,111,337.96/3,193,418.76 - Step 6: Final answer
x = 3,247,796.45
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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.