Finding the Fourth Proportional to 2,411,952.21, 3,328,344.92 and 1,324,217.72
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Solution
The fourth proportional to 2,411,952.21, 3,328,344.92 and 1,324,217.72 is: 1,827,338.57
Step by Step Solution
- Step 1: Write the proportion equation
2,411,952.21 : 3,328,344.92 = 1,324,217.72 : x - Step 2: Convert to fraction form
2,411,952.21/3,328,344.92 = 1,324,217.72/x - Step 3: Cross multiply
2,411,952.21x = 3,328,344.92 × 1,324,217.72 - Step 4: Simplify right side
2,411,952.21x = 4,407,453,298,073.17 - Step 5: Solve for x
x = 4,407,453,298,073.17/2,411,952.21 - Step 6: Final answer
x = 1,827,338.57
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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.