Finding the Fourth Proportional to 1,882,438.55, 2,597,494.74 and 1,107,608.75
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Solution
The fourth proportional to 1,882,438.55, 2,597,494.74 and 1,107,608.75 is: 1,528,340.94
Step by Step Solution
- Step 1: Write the proportion equation
1,882,438.55 : 2,597,494.74 = 1,107,608.75 : x - Step 2: Convert to fraction form
1,882,438.55/2,597,494.74 = 1,107,608.75/x - Step 3: Cross multiply
1,882,438.55x = 2,597,494.74 × 1,107,608.75 - Step 4: Simplify right side
1,882,438.55x = 2,877,007,894,702.57 - Step 5: Solve for x
x = 2,877,007,894,702.57/1,882,438.55 - Step 6: Final answer
x = 1,528,340.94
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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.