Finding the Fourth Proportional to 1,366,868.12, 1,886,270.49 and 755,062.97
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Solution
The fourth proportional to 1,366,868.12, 1,886,270.49 and 755,062.97 is: 1,041,982.74
Step by Step Solution
- Step 1: Write the proportion equation
1,366,868.12 : 1,886,270.49 = 755,062.97 : x - Step 2: Convert to fraction form
1,366,868.12/1,886,270.49 = 755,062.97/x - Step 3: Cross multiply
1,366,868.12x = 1,886,270.49 × 755,062.97 - Step 4: Simplify right side
1,366,868.12x = 1,424,252,988,971.40 - Step 5: Solve for x
x = 1,424,252,988,971.40/1,366,868.12 - Step 6: Final answer
x = 1,041,982.74
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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.