Finding the Fourth Proportional to 3,686,926.23, 5,088,261.21 and 2,033,396.81
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Solution
The fourth proportional to 3,686,926.23, 5,088,261.21 and 2,033,396.81 is: 2,806,254.72
Step by Step Solution
- Step 1: Write the proportion equation
3,686,926.23 : 5,088,261.21 = 2,033,396.81 : x - Step 2: Convert to fraction form
3,686,926.23/5,088,261.21 = 2,033,396.81/x - Step 3: Cross multiply
3,686,926.23x = 5,088,261.21 × 2,033,396.81 - Step 4: Simplify right side
3,686,926.23x = 10,346,454,144,653.43 - Step 5: Solve for x
x = 10,346,454,144,653.43/3,686,926.23 - Step 6: Final answer
x = 2,806,254.72
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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.