Finding the Fourth Proportional to 2,763,713.18, 4,145,956.76 and 966,187.80
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Solution
The fourth proportional to 2,763,713.18, 4,145,956.76 and 966,187.80 is: 1,449,416.99
Step by Step Solution
- Step 1: Write the proportion equation
2,763,713.18 : 4,145,956.76 = 966,187.80 : x - Step 2: Convert to fraction form
2,763,713.18/4,145,956.76 = 966,187.80/x - Step 3: Cross multiply
2,763,713.18x = 4,145,956.76 × 966,187.80 - Step 4: Simplify right side
2,763,713.18x = 4,005,772,836,008.59 - Step 5: Solve for x
x = 4,005,772,836,008.59/2,763,713.18 - Step 6: Final answer
x = 1,449,416.99
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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.