Finding the Fourth Proportional to 1,248,716.23, 1,723,232.70 and 675,756.25
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Solution
The fourth proportional to 1,248,716.23, 1,723,232.70 and 675,756.25 is: 932,545.95
Step by Step Solution
- Step 1: Write the proportion equation
1,248,716.23 : 1,723,232.70 = 675,756.25 : x - Step 2: Convert to fraction form
1,248,716.23/1,723,232.70 = 675,756.25/x - Step 3: Cross multiply
1,248,716.23x = 1,723,232.70 × 675,756.25 - Step 4: Simplify right side
1,248,716.23x = 1,164,485,267,229.38 - Step 5: Solve for x
x = 1,164,485,267,229.38/1,248,716.23 - Step 6: Final answer
x = 932,545.95
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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.