Finding the Fourth Proportional to 2,425,438.75, 3,640,681.56 and 1,786,464
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Solution
The fourth proportional to 2,425,438.75, 3,640,681.56 and 1,786,464 is: 2,681,554.64
Step by Step Solution
- Step 1: Write the proportion equation
2,425,438.75 : 3,640,681.56 = 1,786,464 : x - Step 2: Convert to fraction form
2,425,438.75/3,640,681.56 = 1,786,464/x - Step 3: Cross multiply
2,425,438.75x = 3,640,681.56 × 1,786,464 - Step 4: Simplify right side
2,425,438.75x = 6,503,946,542,403.84 - Step 5: Solve for x
x = 6,503,946,542,403.84/2,425,438.75 - Step 6: Final answer
x = 2,681,554.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.