Finding the Fourth Proportional to 3,669,497.20, 5,504,245.80 and 1,273,091.95
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Solution
The fourth proportional to 3,669,497.20, 5,504,245.80 and 1,273,091.95 is: 1,909,637.93
Step by Step Solution
- Step 1: Write the proportion equation
3,669,497.20 : 5,504,245.80 = 1,273,091.95 : x - Step 2: Convert to fraction form
3,669,497.20/5,504,245.80 = 1,273,091.95/x - Step 3: Cross multiply
3,669,497.20x = 5,504,245.80 × 1,273,091.95 - Step 4: Simplify right side
3,669,497.20x = 7,007,411,018,801.31 - Step 5: Solve for x
x = 7,007,411,018,801.31/3,669,497.20 - Step 6: Final answer
x = 1,909,637.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.