Finding the Fourth Proportional to 3,750,478.62, 5,176,043.19 and 2,704,757.82
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Solution
The fourth proportional to 3,750,478.62, 5,176,043.19 and 2,704,757.82 is: 3,732,841.78
Step by Step Solution
- Step 1: Write the proportion equation
3,750,478.62 : 5,176,043.19 = 2,704,757.82 : x - Step 2: Convert to fraction form
3,750,478.62/5,176,043.19 = 2,704,757.82/x - Step 3: Cross multiply
3,750,478.62x = 5,176,043.19 × 2,704,757.82 - Step 4: Simplify right side
3,750,478.62x = 13,999,943,294,810.25 - Step 5: Solve for x
x = 13,999,943,294,810.25/3,750,478.62 - Step 6: Final answer
x = 3,732,841.78
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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.