Finding the Fourth Proportional to 2,649,207.13, 3,974,403.21 and 966,310.63
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Solution
The fourth proportional to 2,649,207.13, 3,974,403.21 and 966,310.63 is: 1,449,682.07
Step by Step Solution
- Step 1: Write the proportion equation
2,649,207.13 : 3,974,403.21 = 966,310.63 : x - Step 2: Convert to fraction form
2,649,207.13/3,974,403.21 = 966,310.63/x - Step 3: Cross multiply
2,649,207.13x = 3,974,403.21 × 966,310.63 - Step 4: Simplify right side
2,649,207.13x = 3,840,508,069,729.12 - Step 5: Solve for x
x = 3,840,508,069,729.12/2,649,207.13 - Step 6: Final answer
x = 1,449,682.07
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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.