Finding the Fourth Proportional to 2,523,972.12, 3,786,754.83 and 1,919,655.18
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Solution
The fourth proportional to 2,523,972.12, 3,786,754.83 and 1,919,655.18 is: 2,880,088.68
Step by Step Solution
- Step 1: Write the proportion equation
2,523,972.12 : 3,786,754.83 = 1,919,655.18 : x - Step 2: Convert to fraction form
2,523,972.12/3,786,754.83 = 1,919,655.18/x - Step 3: Cross multiply
2,523,972.12x = 3,786,754.83 × 1,919,655.18 - Step 4: Simplify right side
2,523,972.12x = 7,269,263,524,799.52 - Step 5: Solve for x
x = 7,269,263,524,799.52/2,523,972.12 - Step 6: Final answer
x = 2,880,088.68
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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.