Finding the Fourth Proportional to 1,972,153.44, 2,958,223.68 and 476,245.44
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Solution
The fourth proportional to 1,972,153.44, 2,958,223.68 and 476,245.44 is: 714,366.60
Step by Step Solution
- Step 1: Write the proportion equation
1,972,153.44 : 2,958,223.68 = 476,245.44 : x - Step 2: Convert to fraction form
1,972,153.44/2,958,223.68 = 476,245.44/x - Step 3: Cross multiply
1,972,153.44x = 2,958,223.68 × 476,245.44 - Step 4: Simplify right side
1,972,153.44x = 1,408,840,538,100.02 - Step 5: Solve for x
x = 1,408,840,538,100.02/1,972,153.44 - Step 6: Final answer
x = 714,366.60
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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.