Finding the Fourth Proportional to 1,136,705.67, 1,568,614.68 and 677,583.50
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Solution
The fourth proportional to 1,136,705.67, 1,568,614.68 and 677,583.50 is: 935,041.89
Step by Step Solution
- Step 1: Write the proportion equation
1,136,705.67 : 1,568,614.68 = 677,583.50 : x - Step 2: Convert to fraction form
1,136,705.67/1,568,614.68 = 677,583.50/x - Step 3: Cross multiply
1,136,705.67x = 1,568,614.68 × 677,583.50 - Step 4: Simplify right side
1,136,705.67x = 1,062,867,417,182.71 - Step 5: Solve for x
x = 1,062,867,417,182.71/1,136,705.67 - Step 6: Final answer
x = 935,041.89
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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.