Finding the Fourth Proportional to 737,572.40, 1,106,358.60 and 727,074.80
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Solution
The fourth proportional to 737,572.40, 1,106,358.60 and 727,074.80 is: 1,090,612.20
Step by Step Solution
- Step 1: Write the proportion equation
737,572.40 : 1,106,358.60 = 727,074.80 : x - Step 2: Convert to fraction form
737,572.40/1,106,358.60 = 727,074.80/x - Step 3: Cross multiply
737,572.40x = 1,106,358.60 × 727,074.80 - Step 4: Simplify right side
737,572.40x = 804,405,457,823.28 - Step 5: Solve for x
x = 804,405,457,823.28/737,572.40 - Step 6: Final answer
x = 1,090,612.20
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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.