Finding the Fourth Proportional to 2,385,364.96, 3,293,161.14 and 1,571,932.18
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Solution
The fourth proportional to 2,385,364.96, 3,293,161.14 and 1,571,932.18 is: 2,170,160.98
Step by Step Solution
- Step 1: Write the proportion equation
2,385,364.96 : 3,293,161.14 = 1,571,932.18 : x - Step 2: Convert to fraction form
2,385,364.96/3,293,161.14 = 1,571,932.18/x - Step 3: Cross multiply
2,385,364.96x = 3,293,161.14 × 1,571,932.18 - Step 4: Simplify right side
2,385,364.96x = 5,176,625,969,891.49 - Step 5: Solve for x
x = 5,176,625,969,891.49/2,385,364.96 - Step 6: Final answer
x = 2,170,160.98
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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.