Finding the Fourth Proportional to 2,229,447.68, 3,074,542.08 and 1,719,342.08
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Solution
The fourth proportional to 2,229,447.68, 3,074,542.08 and 1,719,342.08 is: 2,371,075.86
Step by Step Solution
- Step 1: Write the proportion equation
2,229,447.68 : 3,074,542.08 = 1,719,342.08 : x - Step 2: Convert to fraction form
2,229,447.68/3,074,542.08 = 1,719,342.08/x - Step 3: Cross multiply
2,229,447.68x = 3,074,542.08 × 1,719,342.08 - Step 4: Simplify right side
2,229,447.68x = 5,286,189,574,874.73 - Step 5: Solve for x
x = 5,286,189,574,874.73/2,229,447.68 - Step 6: Final answer
x = 2,371,075.86
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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.