Finding the Fourth Proportional to 2,969,683.62, 4,098,166.02 and 1,611,556.62
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Solution
The fourth proportional to 2,969,683.62, 4,098,166.02 and 1,611,556.62 is: 2,223,949.56
Step by Step Solution
- Step 1: Write the proportion equation
2,969,683.62 : 4,098,166.02 = 1,611,556.62 : x - Step 2: Convert to fraction form
2,969,683.62/4,098,166.02 = 1,611,556.62/x - Step 3: Cross multiply
2,969,683.62x = 4,098,166.02 × 1,611,556.62 - Step 4: Simplify right side
2,969,683.62x = 6,604,426,579,390.05 - Step 5: Solve for x
x = 6,604,426,579,390.05/2,969,683.62 - Step 6: Final answer
x = 2,223,949.56
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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.