Finding the Fourth Proportional to 1,052,546.76, 1,453,178.70 and 730,144.08
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Solution
The fourth proportional to 1,052,546.76, 1,453,178.70 and 730,144.08 is: 1,008,059.56
Step by Step Solution
- Step 1: Write the proportion equation
1,052,546.76 : 1,453,178.70 = 730,144.08 : x - Step 2: Convert to fraction form
1,052,546.76/1,453,178.70 = 730,144.08/x - Step 3: Cross multiply
1,052,546.76x = 1,453,178.70 × 730,144.08 - Step 4: Simplify right side
1,052,546.76x = 1,061,029,824,987.10 - Step 5: Solve for x
x = 1,061,029,824,987.10/1,052,546.76 - Step 6: Final answer
x = 1,008,059.56
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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.