Finding the Fourth Proportional to 1,965,604.88, 2,948,423.68 and 545,771.68
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Solution
The fourth proportional to 1,965,604.88, 2,948,423.68 and 545,771.68 is: 818,662.06
Step by Step Solution
- Step 1: Write the proportion equation
1,965,604.88 : 2,948,423.68 = 545,771.68 : x - Step 2: Convert to fraction form
1,965,604.88/2,948,423.68 = 545,771.68/x - Step 3: Cross multiply
1,965,604.88x = 2,948,423.68 × 545,771.68 - Step 4: Simplify right side
1,965,604.88x = 1,609,166,145,185.38 - Step 5: Solve for x
x = 1,609,166,145,185.38/1,965,604.88 - Step 6: Final answer
x = 818,662.06
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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.