Finding the Fourth Proportional to 2,261,954.50, 3,121,497.21 and 1,295,404.59
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Solution
The fourth proportional to 2,261,954.50, 3,121,497.21 and 1,295,404.59 is: 1,787,658.33
Step by Step Solution
- Step 1: Write the proportion equation
2,261,954.50 : 3,121,497.21 = 1,295,404.59 : x - Step 2: Convert to fraction form
2,261,954.50/3,121,497.21 = 1,295,404.59/x - Step 3: Cross multiply
2,261,954.50x = 3,121,497.21 × 1,295,404.59 - Step 4: Simplify right side
2,261,954.50x = 4,043,601,813,506.19 - Step 5: Solve for x
x = 4,043,601,813,506.19/2,261,954.50 - Step 6: Final answer
x = 1,787,658.33
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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.