Finding the Fourth Proportional to 2,050,781.63, 3,074,173.02 and 819,422.60
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Solution
The fourth proportional to 2,050,781.63, 3,074,173.02 and 819,422.60 is: 1,228,334.99
Step by Step Solution
- Step 1: Write the proportion equation
2,050,781.63 : 3,074,173.02 = 819,422.60 : x - Step 2: Convert to fraction form
2,050,781.63/3,074,173.02 = 819,422.60/x - Step 3: Cross multiply
2,050,781.63x = 3,074,173.02 × 819,422.60 - Step 4: Simplify right side
2,050,781.63x = 2,519,046,833,527.39 - Step 5: Solve for x
x = 2,519,046,833,527.39/2,050,781.63 - Step 6: Final answer
x = 1,228,334.99
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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.