Finding the Fourth Proportional to 2,085,606, 2,878,136.28 and 1,131,750
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Solution
The fourth proportional to 2,085,606, 2,878,136.28 and 1,131,750 is: 1,561,815
Step by Step Solution
- Step 1: Write the proportion equation
2,085,606 : 2,878,136.28 = 1,131,750 : x - Step 2: Convert to fraction form
2,085,606/2,878,136.28 = 1,131,750/x - Step 3: Cross multiply
2,085,606x = 2,878,136.28 × 1,131,750 - Step 4: Simplify right side
2,085,606x = 3,257,330,734,890 - Step 5: Solve for x
x = 3,257,330,734,890/2,085,606 - Step 6: Final answer
x = 1,561,815
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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.