Finding the Fourth Proportional to 1,573,069.68, 2,170,510.26 and 919,568.82
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Solution
The fourth proportional to 1,573,069.68, 2,170,510.26 and 919,568.82 is: 1,268,814.46
Step by Step Solution
- Step 1: Write the proportion equation
1,573,069.68 : 2,170,510.26 = 919,568.82 : x - Step 2: Convert to fraction form
1,573,069.68/2,170,510.26 = 919,568.82/x - Step 3: Cross multiply
1,573,069.68x = 2,170,510.26 × 919,568.82 - Step 4: Simplify right side
1,573,069.68x = 1,995,933,558,586.09 - Step 5: Solve for x
x = 1,995,933,558,586.09/1,573,069.68 - Step 6: Final answer
x = 1,268,814.46
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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.