Finding the Fourth Proportional to 2,314,672.56, 3,194,136.99 and 1,282,110.62
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Solution
The fourth proportional to 2,314,672.56, 3,194,136.99 and 1,282,110.62 is: 1,769,251.09
Step by Step Solution
- Step 1: Write the proportion equation
2,314,672.56 : 3,194,136.99 = 1,282,110.62 : x - Step 2: Convert to fraction form
2,314,672.56/3,194,136.99 = 1,282,110.62/x - Step 3: Cross multiply
2,314,672.56x = 3,194,136.99 × 1,282,110.62 - Step 4: Simplify right side
2,314,672.56x = 4,095,236,940,643.15 - Step 5: Solve for x
x = 4,095,236,940,643.15/2,314,672.56 - Step 6: Final answer
x = 1,769,251.09
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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.