Finding the Fourth Proportional to 2,519,900.40, 3,779,850.60 and 2,486,722.80
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Solution
The fourth proportional to 2,519,900.40, 3,779,850.60 and 2,486,722.80 is: 3,730,084.20
Step by Step Solution
- Step 1: Write the proportion equation
2,519,900.40 : 3,779,850.60 = 2,486,722.80 : x - Step 2: Convert to fraction form
2,519,900.40/3,779,850.60 = 2,486,722.80/x - Step 3: Cross multiply
2,519,900.40x = 3,779,850.60 × 2,486,722.80 - Step 4: Simplify right side
2,519,900.40x = 9,399,440,667,613.68 - Step 5: Solve for x
x = 9,399,440,667,613.68/2,519,900.40 - Step 6: Final answer
x = 3,730,084.20
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1.5x scale
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.