Finding the Fourth Proportional to 1,366,976.21, 1,886,265.50 and 755,092.26
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Solution
The fourth proportional to 1,366,976.21, 1,886,265.50 and 755,092.26 is: 1,041,938.02
Step by Step Solution
- Step 1: Write the proportion equation
1,366,976.21 : 1,886,265.50 = 755,092.26 : x - Step 2: Convert to fraction form
1,366,976.21/1,886,265.50 = 755,092.26/x - Step 3: Cross multiply
1,366,976.21x = 1,886,265.50 × 755,092.26 - Step 4: Simplify right side
1,366,976.21x = 1,424,304,475,579.57 - Step 5: Solve for x
x = 1,424,304,475,579.57/1,366,976.21 - Step 6: Final answer
x = 1,041,938.02
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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.