Finding the Fourth Proportional to 1,836,408.35, 2,534,211.25 and 1,020,611.99
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Solution
The fourth proportional to 1,836,408.35, 2,534,211.25 and 1,020,611.99 is: 1,408,426.61
Step by Step Solution
- Step 1: Write the proportion equation
1,836,408.35 : 2,534,211.25 = 1,020,611.99 : x - Step 2: Convert to fraction form
1,836,408.35/2,534,211.25 = 1,020,611.99/x - Step 3: Cross multiply
1,836,408.35x = 2,534,211.25 × 1,020,611.99 - Step 4: Simplify right side
1,836,408.35x = 2,586,446,386,942.89 - Step 5: Solve for x
x = 2,586,446,386,942.89/1,836,408.35 - Step 6: Final answer
x = 1,408,426.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.