Finding the Fourth Proportional to 2,085,366.70, 2,912,427.50 and 2,085,366.70
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Solution
The fourth proportional to 2,085,366.70, 2,912,427.50 and 2,085,366.70 is: 2,912,427.50
Step by Step Solution
- Step 1: Write the proportion equation
2,085,366.70 : 2,912,427.50 = 2,085,366.70 : x - Step 2: Convert to fraction form
2,085,366.70/2,912,427.50 = 2,085,366.70/x - Step 3: Cross multiply
2,085,366.70x = 2,912,427.50 × 2,085,366.70 - Step 4: Simplify right side
2,085,366.70x = 6,073,479,324,664.25 - Step 5: Solve for x
x = 6,073,479,324,664.25/2,085,366.70 - Step 6: Final answer
x = 2,912,427.50
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.