Finding the Fourth Proportional to 2,054,174.97, 2,834,252.13 and 1,328,149.05
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Solution
The fourth proportional to 2,054,174.97, 2,834,252.13 and 1,328,149.05 is: 1,832,516.38
Step by Step Solution
- Step 1: Write the proportion equation
2,054,174.97 : 2,834,252.13 = 1,328,149.05 : x - Step 2: Convert to fraction form
2,054,174.97/2,834,252.13 = 1,328,149.05/x - Step 3: Cross multiply
2,054,174.97x = 2,834,252.13 × 1,328,149.05 - Step 4: Simplify right side
2,054,174.97x = 3,764,309,273,919.98 - Step 5: Solve for x
x = 3,764,309,273,919.98/2,054,174.97 - Step 6: Final answer
x = 1,832,516.38
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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.