Finding the Fourth Proportional to 4,915,700.73, 6,784,466.08 and 2,957,557.97
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Solution
The fourth proportional to 4,915,700.73, 6,784,466.08 and 2,957,557.97 is: 4,081,910.76
Step by Step Solution
- Step 1: Write the proportion equation
4,915,700.73 : 6,784,466.08 = 2,957,557.97 : x - Step 2: Convert to fraction form
4,915,700.73/6,784,466.08 = 2,957,557.97/x - Step 3: Cross multiply
4,915,700.73x = 6,784,466.08 × 2,957,557.97 - Step 4: Simplify right side
4,915,700.73x = 20,065,451,727,098.66 - Step 5: Solve for x
x = 20,065,451,727,098.66/4,915,700.73 - Step 6: Final answer
x = 4,081,910.76
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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.