Finding the Fourth Proportional to 1,662,232.20, 2,492,426.70 and 715,441.80
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Solution
The fourth proportional to 1,662,232.20, 2,492,426.70 and 715,441.80 is: 1,072,766.03
Step by Step Solution
- Step 1: Write the proportion equation
1,662,232.20 : 2,492,426.70 = 715,441.80 : x - Step 2: Convert to fraction form
1,662,232.20/2,492,426.70 = 715,441.80/x - Step 3: Cross multiply
1,662,232.20x = 2,492,426.70 × 715,441.80 - Step 4: Simplify right side
1,662,232.20x = 1,783,186,244,616.06 - Step 5: Solve for x
x = 1,783,186,244,616.06/1,662,232.20 - Step 6: Final answer
x = 1,072,766.03
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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.