Finding the Fourth Proportional to 1,716,187.84, 2,359,940.80 and 1,489,439.68
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Solution
The fourth proportional to 1,716,187.84, 2,359,940.80 and 1,489,439.68 is: 2,048,137.96
Step by Step Solution
- Step 1: Write the proportion equation
1,716,187.84 : 2,359,940.80 = 1,489,439.68 : x - Step 2: Convert to fraction form
1,716,187.84/2,359,940.80 = 1,489,439.68/x - Step 3: Cross multiply
1,716,187.84x = 2,359,940.80 × 1,489,439.68 - Step 4: Simplify right side
1,716,187.84x = 3,514,989,469,970.94 - Step 5: Solve for x
x = 3,514,989,469,970.94/1,716,187.84 - Step 6: Final answer
x = 2,048,137.96
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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.