Finding the Fourth Proportional to 2,197,555.10, 3,295,654.67 and 777,284.49
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Solution
The fourth proportional to 2,197,555.10, 3,295,654.67 and 777,284.49 is: 1,165,686.93
Step by Step Solution
- Step 1: Write the proportion equation
2,197,555.10 : 3,295,654.67 = 777,284.49 : x - Step 2: Convert to fraction form
2,197,555.10/3,295,654.67 = 777,284.49/x - Step 3: Cross multiply
2,197,555.10x = 3,295,654.67 × 777,284.49 - Step 4: Simplify right side
2,197,555.10x = 2,561,661,261,330.28 - Step 5: Solve for x
x = 2,561,661,261,330.28/2,197,555.10 - Step 6: Final answer
x = 1,165,686.93
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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.