Finding the Fourth Proportional to 1,048,362.70, 1,446,392.51 and 854,436.95
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Solution
The fourth proportional to 1,048,362.70, 1,446,392.51 and 854,436.95 is: 1,178,839.35
Step by Step Solution
- Step 1: Write the proportion equation
1,048,362.70 : 1,446,392.51 = 854,436.95 : x - Step 2: Convert to fraction form
1,048,362.70/1,446,392.51 = 854,436.95/x - Step 3: Cross multiply
1,048,362.70x = 1,446,392.51 × 854,436.95 - Step 4: Simplify right side
1,048,362.70x = 1,235,851,204,747.24 - Step 5: Solve for x
x = 1,235,851,204,747.24/1,048,362.70 - Step 6: Final answer
x = 1,178,839.35
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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.