Finding the Fourth Proportional to 2,920,233.24, 4,029,879.42 and 1,631,091.96
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Solution
The fourth proportional to 2,920,233.24, 4,029,879.42 and 1,631,091.96 is: 2,250,883.19
Step by Step Solution
- Step 1: Write the proportion equation
2,920,233.24 : 4,029,879.42 = 1,631,091.96 : x - Step 2: Convert to fraction form
2,920,233.24/4,029,879.42 = 1,631,091.96/x - Step 3: Cross multiply
2,920,233.24x = 4,029,879.42 × 1,631,091.96 - Step 4: Simplify right side
2,920,233.24x = 6,573,103,921,731.46 - Step 5: Solve for x
x = 6,573,103,921,731.46/2,920,233.24 - Step 6: Final answer
x = 2,250,883.19
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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.