Finding the Fourth Proportional to 1,882,576.72, 2,597,975.94 and 1,023,137.02
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Solution
The fourth proportional to 1,882,576.72, 2,597,975.94 and 1,023,137.02 is: 1,411,939.99
Step by Step Solution
- Step 1: Write the proportion equation
1,882,576.72 : 2,597,975.94 = 1,023,137.02 : x - Step 2: Convert to fraction form
1,882,576.72/2,597,975.94 = 1,023,137.02/x - Step 3: Cross multiply
1,882,576.72x = 2,597,975.94 × 1,023,137.02 - Step 4: Simplify right side
1,882,576.72x = 2,658,085,361,283.30 - Step 5: Solve for x
x = 2,658,085,361,283.30/1,882,576.72 - Step 6: Final answer
x = 1,411,939.99
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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.