Finding the Fourth Proportional to 4,712,382.66, 6,503,366.49 and 3,548,775.98
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Solution
The fourth proportional to 4,712,382.66, 6,503,366.49 and 3,548,775.98 is: 4,897,520.53
Step by Step Solution
- Step 1: Write the proportion equation
4,712,382.66 : 6,503,366.49 = 3,548,775.98 : x - Step 2: Convert to fraction form
4,712,382.66/6,503,366.49 = 3,548,775.98/x - Step 3: Cross multiply
4,712,382.66x = 6,503,366.49 × 3,548,775.98 - Step 4: Simplify right side
4,712,382.66x = 23,078,990,805,107.33 - Step 5: Solve for x
x = 23,078,990,805,107.33/4,712,382.66 - Step 6: Final answer
x = 4,897,520.53
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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.