Finding the Fourth Proportional to 1,825,974.82, 2,738,427.09 and 687,915.91
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Solution
The fourth proportional to 1,825,974.82, 2,738,427.09 and 687,915.91 is: 1,031,672.26
Step by Step Solution
- Step 1: Write the proportion equation
1,825,974.82 : 2,738,427.09 = 687,915.91 : x - Step 2: Convert to fraction form
1,825,974.82/2,738,427.09 = 687,915.91/x - Step 3: Cross multiply
1,825,974.82x = 2,738,427.09 × 687,915.91 - Step 4: Simplify right side
1,825,974.82x = 1,883,807,563,586.00 - Step 5: Solve for x
x = 1,883,807,563,586.00/1,825,974.82 - Step 6: Final answer
x = 1,031,672.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.