Finding the Fourth Proportional to 1,418,902.92, 2,128,485.60 and 565,768.80
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Solution
The fourth proportional to 1,418,902.92, 2,128,485.60 and 565,768.80 is: 848,705.52
Step by Step Solution
- Step 1: Write the proportion equation
1,418,902.92 : 2,128,485.60 = 565,768.80 : x - Step 2: Convert to fraction form
1,418,902.92/2,128,485.60 = 565,768.80/x - Step 3: Cross multiply
1,418,902.92x = 2,128,485.60 × 565,768.80 - Step 4: Simplify right side
1,418,902.92x = 1,204,230,743,729.28 - Step 5: Solve for x
x = 1,204,230,743,729.28/1,418,902.92 - Step 6: Final answer
x = 848,705.52
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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.