Finding the Fourth Proportional to 3,006,351.47, 4,148,770.59 and 1,629,690.95
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Solution
The fourth proportional to 3,006,351.47, 4,148,770.59 and 1,629,690.95 is: 2,248,976.53
Step by Step Solution
- Step 1: Write the proportion equation
3,006,351.47 : 4,148,770.59 = 1,629,690.95 : x - Step 2: Convert to fraction form
3,006,351.47/4,148,770.59 = 1,629,690.95/x - Step 3: Cross multiply
3,006,351.47x = 4,148,770.59 × 1,629,690.95 - Step 4: Simplify right side
3,006,351.47x = 6,761,213,884,149.16 - Step 5: Solve for x
x = 6,761,213,884,149.16/3,006,351.47 - Step 6: Final answer
x = 2,248,976.53
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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.