Finding the Fourth Proportional to 2,180,294.44, 3,008,806.36 and 1,213,653.08
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Solution
The fourth proportional to 2,180,294.44, 3,008,806.36 and 1,213,653.08 is: 1,674,841.27
Step by Step Solution
- Step 1: Write the proportion equation
2,180,294.44 : 3,008,806.36 = 1,213,653.08 : x - Step 2: Convert to fraction form
2,180,294.44/3,008,806.36 = 1,213,653.08/x - Step 3: Cross multiply
2,180,294.44x = 3,008,806.36 × 1,213,653.08 - Step 4: Simplify right side
2,180,294.44x = 3,651,647,105,937.59 - Step 5: Solve for x
x = 3,651,647,105,937.59/2,180,294.44 - Step 6: Final answer
x = 1,674,841.27
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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.