Finding the Fourth Proportional to 2,777,979.14, 3,833,759.68 and 1,554,211.41
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Solution
The fourth proportional to 2,777,979.14, 3,833,759.68 and 1,554,211.41 is: 2,144,894.81
Step by Step Solution
- Step 1: Write the proportion equation
2,777,979.14 : 3,833,759.68 = 1,554,211.41 : x - Step 2: Convert to fraction form
2,777,979.14/3,833,759.68 = 1,554,211.41/x - Step 3: Cross multiply
2,777,979.14x = 3,833,759.68 × 1,554,211.41 - Step 4: Simplify right side
2,777,979.14x = 5,958,473,033,968.42 - Step 5: Solve for x
x = 5,958,473,033,968.42/2,777,979.14 - Step 6: Final answer
x = 2,144,894.81
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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.