Finding the Fourth Proportional to 1,310,897.62, 1,809,072.93 and 737,958.70
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Solution
The fourth proportional to 1,310,897.62, 1,809,072.93 and 737,958.70 is: 1,018,402.27
Step by Step Solution
- Step 1: Write the proportion equation
1,310,897.62 : 1,809,072.93 = 737,958.70 : x - Step 2: Convert to fraction form
1,310,897.62/1,809,072.93 = 737,958.70/x - Step 3: Cross multiply
1,310,897.62x = 1,809,072.93 × 737,958.70 - Step 4: Simplify right side
1,310,897.62x = 1,335,021,107,627.99 - Step 5: Solve for x
x = 1,335,021,107,627.99/1,310,897.62 - Step 6: Final answer
x = 1,018,402.27
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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.