Finding the Fourth Proportional to 2,069,381.16, 2,855,716.74 and 1,163,961
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Solution
The fourth proportional to 2,069,381.16, 2,855,716.74 and 1,163,961 is: 1,606,249.72
Step by Step Solution
- Step 1: Write the proportion equation
2,069,381.16 : 2,855,716.74 = 1,163,961 : x - Step 2: Convert to fraction form
2,069,381.16/2,855,716.74 = 1,163,961/x - Step 3: Cross multiply
2,069,381.16x = 2,855,716.74 × 1,163,961 - Step 4: Simplify right side
2,069,381.16x = 3,323,942,912,407.14 - Step 5: Solve for x
x = 3,323,942,912,407.14/2,069,381.16 - Step 6: Final answer
x = 1,606,249.72
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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.