Finding the Fourth Proportional to 804,261.26, 1,110,311.44 and 620,097.60
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Solution
The fourth proportional to 804,261.26, 1,110,311.44 and 620,097.60 is: 856,066.92
Step by Step Solution
- Step 1: Write the proportion equation
804,261.26 : 1,110,311.44 = 620,097.60 : x - Step 2: Convert to fraction form
804,261.26/1,110,311.44 = 620,097.60/x - Step 3: Cross multiply
804,261.26x = 1,110,311.44 × 620,097.60 - Step 4: Simplify right side
804,261.26x = 688,501,459,196.54 - Step 5: Solve for x
x = 688,501,459,196.54/804,261.26 - Step 6: Final answer
x = 856,066.92
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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.