Finding the Fourth Proportional to 2,371,935.15, 3,273,230.66 and 1,284,197.90
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Solution
The fourth proportional to 2,371,935.15, 3,273,230.66 and 1,284,197.90 is: 1,772,171.52
Step by Step Solution
- Step 1: Write the proportion equation
2,371,935.15 : 3,273,230.66 = 1,284,197.90 : x - Step 2: Convert to fraction form
2,371,935.15/3,273,230.66 = 1,284,197.90/x - Step 3: Cross multiply
2,371,935.15x = 3,273,230.66 × 1,284,197.90 - Step 4: Simplify right side
2,371,935.15x = 4,203,475,917,000.47 - Step 5: Solve for x
x = 4,203,475,917,000.47/2,371,935.15 - Step 6: Final answer
x = 1,772,171.52
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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.