Finding the Fourth Proportional to 3,053,032.99, 4,601,494.20 and 2,631,654.58
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Solution
The fourth proportional to 3,053,032.99, 4,601,494.20 and 2,631,654.58 is: 3,966,397.78
Step by Step Solution
- Step 1: Write the proportion equation
3,053,032.99 : 4,601,494.20 = 2,631,654.58 : x - Step 2: Convert to fraction form
3,053,032.99/4,601,494.20 = 2,631,654.58/x - Step 3: Cross multiply
3,053,032.99x = 4,601,494.20 × 2,631,654.58 - Step 4: Simplify right side
3,053,032.99x = 12,109,543,286,273.44 - Step 5: Solve for x
x = 12,109,543,286,273.44/3,053,032.99 - Step 6: Final answer
x = 3,966,397.78
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.