Finding the Fourth Proportional to 2,482,079.12, 3,719,674.08 and 1,130,939.72
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Solution
The fourth proportional to 2,482,079.12, 3,719,674.08 and 1,130,939.72 is: 1,694,840.08
Step by Step Solution
- Step 1: Write the proportion equation
2,482,079.12 : 3,719,674.08 = 1,130,939.72 : x - Step 2: Convert to fraction form
2,482,079.12/3,719,674.08 = 1,130,939.72/x - Step 3: Cross multiply
2,482,079.12x = 3,719,674.08 × 1,130,939.72 - Step 4: Simplify right side
2,482,079.12x = 4,206,727,162,526.46 - Step 5: Solve for x
x = 4,206,727,162,526.46/2,482,079.12 - Step 6: Final answer
x = 1,694,840.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.