Finding the Fourth Proportional to 737,699.40, 1,106,549.10 and 727,201.80
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Solution
The fourth proportional to 737,699.40, 1,106,549.10 and 727,201.80 is: 1,090,802.70
Step by Step Solution
- Step 1: Write the proportion equation
737,699.40 : 1,106,549.10 = 727,201.80 : x - Step 2: Convert to fraction form
737,699.40/1,106,549.10 = 727,201.80/x - Step 3: Cross multiply
737,699.40x = 1,106,549.10 × 727,201.80 - Step 4: Simplify right side
737,699.40x = 804,684,497,308.38 - Step 5: Solve for x
x = 804,684,497,308.38/737,699.40 - Step 6: Final answer
x = 1,090,802.70
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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.