Finding the Fourth Proportional to 2,557,472.77, 3,529,312.46 and 1,743,099.18
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Solution
The fourth proportional to 2,557,472.77, 3,529,312.46 and 1,743,099.18 is: 2,405,476.89
Step by Step Solution
- Step 1: Write the proportion equation
2,557,472.77 : 3,529,312.46 = 1,743,099.18 : x - Step 2: Convert to fraction form
2,557,472.77/3,529,312.46 = 1,743,099.18/x - Step 3: Cross multiply
2,557,472.77x = 3,529,312.46 × 1,743,099.18 - Step 4: Simplify right side
2,557,472.77x = 6,151,941,639,575.99 - Step 5: Solve for x
x = 6,151,941,639,575.99/2,557,472.77 - Step 6: Final answer
x = 2,405,476.89
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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.