Finding the Fourth Proportional to 3,236,715.42, 4,464,142.11 and 2,075,272.62
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Solution
The fourth proportional to 3,236,715.42, 4,464,142.11 and 2,075,272.62 is: 2,862,257.16
Step by Step Solution
- Step 1: Write the proportion equation
3,236,715.42 : 4,464,142.11 = 2,075,272.62 : x - Step 2: Convert to fraction form
3,236,715.42/4,464,142.11 = 2,075,272.62/x - Step 3: Cross multiply
3,236,715.42x = 4,464,142.11 × 2,075,272.62 - Step 4: Simplify right side
3,236,715.42x = 9,264,311,892,672.03 - Step 5: Solve for x
x = 9,264,311,892,672.03/3,236,715.42 - Step 6: Final answer
x = 2,862,257.16
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1.5x scale
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.