Finding the Fourth Proportional to 3,889,122.68, 5,369,005.00 and 2,841,367.38
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Solution
The fourth proportional to 3,889,122.68, 5,369,005.00 and 2,841,367.38 is: 3,922,559.64
Step by Step Solution
- Step 1: Write the proportion equation
3,889,122.68 : 5,369,005.00 = 2,841,367.38 : x - Step 2: Convert to fraction form
3,889,122.68/5,369,005.00 = 2,841,367.38/x - Step 3: Cross multiply
3,889,122.68x = 5,369,005.00 × 2,841,367.38 - Step 4: Simplify right side
3,889,122.68x = 15,255,315,637,492.15 - Step 5: Solve for x
x = 15,255,315,637,492.15/3,889,122.68 - Step 6: Final answer
x = 3,922,559.64
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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.