Finding the Fourth Proportional to 2,836,971.81, 4,257,725.36 and 1,471,133.61
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Solution
The fourth proportional to 2,836,971.81, 4,257,725.36 and 1,471,133.61 is: 2,207,876.32
Step by Step Solution
- Step 1: Write the proportion equation
2,836,971.81 : 4,257,725.36 = 1,471,133.61 : x - Step 2: Convert to fraction form
2,836,971.81/4,257,725.36 = 1,471,133.61/x - Step 3: Cross multiply
2,836,971.81x = 4,257,725.36 × 1,471,133.61 - Step 4: Simplify right side
2,836,971.81x = 6,263,682,879,245.35 - Step 5: Solve for x
x = 6,263,682,879,245.35/2,836,971.81 - Step 6: Final answer
x = 2,207,876.32
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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.