Finding the Fourth Proportional to 2,371,816.72, 3,273,108.44 and 1,284,088.56
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Solution
The fourth proportional to 2,371,816.72, 3,273,108.44 and 1,284,088.56 is: 1,772,042.95
Step by Step Solution
- Step 1: Write the proportion equation
2,371,816.72 : 3,273,108.44 = 1,284,088.56 : x - Step 2: Convert to fraction form
2,371,816.72/3,273,108.44 = 1,284,088.56/x - Step 3: Cross multiply
2,371,816.72x = 3,273,108.44 × 1,284,088.56 - Step 4: Simplify right side
2,371,816.72x = 4,202,961,103,443.45 - Step 5: Solve for x
x = 4,202,961,103,443.45/2,371,816.72 - Step 6: Final answer
x = 1,772,042.95
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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.