Finding the Fourth Proportional to 1,793,531.64, 2,475,057.42 and 988,715.64
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Solution
The fourth proportional to 1,793,531.64, 2,475,057.42 and 988,715.64 is: 1,364,418.63
Step by Step Solution
- Step 1: Write the proportion equation
1,793,531.64 : 2,475,057.42 = 988,715.64 : x - Step 2: Convert to fraction form
1,793,531.64/2,475,057.42 = 988,715.64/x - Step 3: Cross multiply
1,793,531.64x = 2,475,057.42 × 988,715.64 - Step 4: Simplify right side
1,793,531.64x = 2,447,127,981,052.05 - Step 5: Solve for x
x = 2,447,127,981,052.05/1,793,531.64 - Step 6: Final answer
x = 1,364,418.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.