Finding the Fourth Proportional to 2,197,614.26, 3,311,396.14 and 1,807,005.26
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Solution
The fourth proportional to 2,197,614.26, 3,311,396.14 and 1,807,005.26 is: 2,722,820.99
Step by Step Solution
- Step 1: Write the proportion equation
2,197,614.26 : 3,311,396.14 = 1,807,005.26 : x - Step 2: Convert to fraction form
2,197,614.26/3,311,396.14 = 1,807,005.26/x - Step 3: Cross multiply
2,197,614.26x = 3,311,396.14 × 1,807,005.26 - Step 4: Simplify right side
2,197,614.26x = 5,983,710,233,888.67 - Step 5: Solve for x
x = 5,983,710,233,888.67/2,197,614.26 - Step 6: Final answer
x = 2,722,820.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.