Finding the Fourth Proportional to 2,331,357.75, 3,496,876.11 and 1,432,938.15
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Solution
The fourth proportional to 2,331,357.75, 3,496,876.11 and 1,432,938.15 is: 2,149,308.57
Step by Step Solution
- Step 1: Write the proportion equation
2,331,357.75 : 3,496,876.11 = 1,432,938.15 : x - Step 2: Convert to fraction form
2,331,357.75/3,496,876.11 = 1,432,938.15/x - Step 3: Cross multiply
2,331,357.75x = 3,496,876.11 × 1,432,938.15 - Step 4: Simplify right side
2,331,357.75x = 5,010,807,183,842.60 - Step 5: Solve for x
x = 5,010,807,183,842.60/2,331,357.75 - Step 6: Final answer
x = 2,149,308.57
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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.