Finding the Fourth Proportional to 2,418,566.33, 3,337,645.22 and 1,330,861.31
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Solution
The fourth proportional to 2,418,566.33, 3,337,645.22 and 1,330,861.31 is: 1,836,601.63
Step by Step Solution
- Step 1: Write the proportion equation
2,418,566.33 : 3,337,645.22 = 1,330,861.31 : x - Step 2: Convert to fraction form
2,418,566.33/3,337,645.22 = 1,330,861.31/x - Step 3: Cross multiply
2,418,566.33x = 3,337,645.22 × 1,330,861.31 - Step 4: Simplify right side
2,418,566.33x = 4,441,942,866,461.91 - Step 5: Solve for x
x = 4,441,942,866,461.91/2,418,566.33 - Step 6: Final answer
x = 1,836,601.63
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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.