Finding the Fourth Proportional to 1,877,939.24, 2,591,559.36 and 1,018,500.18
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Solution
The fourth proportional to 1,877,939.24, 2,591,559.36 and 1,018,500.18 is: 1,405,531.99
Step by Step Solution
- Step 1: Write the proportion equation
1,877,939.24 : 2,591,559.36 = 1,018,500.18 : x - Step 2: Convert to fraction form
1,877,939.24/2,591,559.36 = 1,018,500.18/x - Step 3: Cross multiply
1,877,939.24x = 2,591,559.36 × 1,018,500.18 - Step 4: Simplify right side
1,877,939.24x = 2,639,503,664,922.34 - Step 5: Solve for x
x = 2,639,503,664,922.34/1,877,939.24 - Step 6: Final answer
x = 1,405,531.99
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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.