Finding the Fourth Proportional to 2,301,352.82, 3,177,229.20 and 2,045,998.70
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Solution
The fourth proportional to 2,301,352.82, 3,177,229.20 and 2,045,998.70 is: 2,824,689.35
Step by Step Solution
- Step 1: Write the proportion equation
2,301,352.82 : 3,177,229.20 = 2,045,998.70 : x - Step 2: Convert to fraction form
2,301,352.82/3,177,229.20 = 2,045,998.70/x - Step 3: Cross multiply
2,301,352.82x = 3,177,229.20 × 2,045,998.70 - Step 4: Simplify right side
2,301,352.82x = 6,500,606,796,915.90 - Step 5: Solve for x
x = 6,500,606,796,915.90/2,301,352.82 - Step 6: Final answer
x = 2,824,689.35
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1.5x scale
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.