Finding the Fourth Proportional to 1,129,896.06, 1,694,846.82 and 276,971.52
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Solution
The fourth proportional to 1,129,896.06, 1,694,846.82 and 276,971.52 is: 415,457.95
Step by Step Solution
- Step 1: Write the proportion equation
1,129,896.06 : 1,694,846.82 = 276,971.52 : x - Step 2: Convert to fraction form
1,129,896.06/1,694,846.82 = 276,971.52/x - Step 3: Cross multiply
1,129,896.06x = 1,694,846.82 × 276,971.52 - Step 4: Simplify right side
1,129,896.06x = 469,424,299,902.57 - Step 5: Solve for x
x = 469,424,299,902.57/1,129,896.06 - Step 6: Final answer
x = 415,457.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.