Finding the Fourth Proportional to 2,286,713.18, 3,155,723.88 and 1,254,266.12
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Solution
The fourth proportional to 2,286,713.18, 3,155,723.88 and 1,254,266.12 is: 1,730,919.99
Step by Step Solution
- Step 1: Write the proportion equation
2,286,713.18 : 3,155,723.88 = 1,254,266.12 : x - Step 2: Convert to fraction form
2,286,713.18/3,155,723.88 = 1,254,266.12/x - Step 3: Cross multiply
2,286,713.18x = 3,155,723.88 × 1,254,266.12 - Step 4: Simplify right side
2,286,713.18x = 3,958,117,546,758.95 - Step 5: Solve for x
x = 3,958,117,546,758.95/2,286,713.18 - Step 6: Final answer
x = 1,730,919.99
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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.