Finding the Fourth Proportional to 2,286,813.71, 3,430,738.08 and 770,455.44
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Solution
The fourth proportional to 2,286,813.71, 3,430,738.08 and 770,455.44 is: 1,155,857.52
Step by Step Solution
- Step 1: Write the proportion equation
2,286,813.71 : 3,430,738.08 = 770,455.44 : x - Step 2: Convert to fraction form
2,286,813.71/3,430,738.08 = 770,455.44/x - Step 3: Cross multiply
2,286,813.71x = 3,430,738.08 × 770,455.44 - Step 4: Simplify right side
2,286,813.71x = 2,643,230,816,951.16 - Step 5: Solve for x
x = 2,643,230,816,951.16/2,286,813.71 - Step 6: Final answer
x = 1,155,857.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.