Finding the Fourth Proportional to 1,439,193.49, 1,986,117.98 and 794,654.42
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Solution
The fourth proportional to 1,439,193.49, 1,986,117.98 and 794,654.42 is: 1,096,640.19
Step by Step Solution
- Step 1: Write the proportion equation
1,439,193.49 : 1,986,117.98 = 794,654.42 : x - Step 2: Convert to fraction form
1,439,193.49/1,986,117.98 = 794,654.42/x - Step 3: Cross multiply
1,439,193.49x = 1,986,117.98 × 794,654.42 - Step 4: Simplify right side
1,439,193.49x = 1,578,277,417,544.61 - Step 5: Solve for x
x = 1,578,277,417,544.61/1,439,193.49 - Step 6: Final answer
x = 1,096,640.19
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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.