Finding the Fourth Proportional to 1,086,625.68, 1,629,569.28 and 376,487.92
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Solution
The fourth proportional to 1,086,625.68, 1,629,569.28 and 376,487.92 is: 564,603.95
Step by Step Solution
- Step 1: Write the proportion equation
1,086,625.68 : 1,629,569.28 = 376,487.92 : x - Step 2: Convert to fraction form
1,086,625.68/1,629,569.28 = 376,487.92/x - Step 3: Cross multiply
1,086,625.68x = 1,629,569.28 × 376,487.92 - Step 4: Simplify right side
1,086,625.68x = 613,513,148,723.10 - Step 5: Solve for x
x = 613,513,148,723.10/1,086,625.68 - Step 6: Final answer
x = 564,603.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.