Finding the Fourth Proportional to 2,969,579.19, 4,098,019.28 and 1,611,452.19
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Solution
The fourth proportional to 2,969,579.19, 4,098,019.28 and 1,611,452.19 is: 2,223,804.02
Step by Step Solution
- Step 1: Write the proportion equation
2,969,579.19 : 4,098,019.28 = 1,611,452.19 : x - Step 2: Convert to fraction form
2,969,579.19/4,098,019.28 = 1,611,452.19/x - Step 3: Cross multiply
2,969,579.19x = 4,098,019.28 × 1,611,452.19 - Step 4: Simplify right side
2,969,579.19x = 6,603,762,143,418.22 - Step 5: Solve for x
x = 6,603,762,143,418.22/2,969,579.19 - Step 6: Final answer
x = 2,223,804.02
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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.