Finding the Fourth Proportional to 5,605,711.34, 8,408,567.60 and 3,207,860.56
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Solution
The fourth proportional to 5,605,711.34, 8,408,567.60 and 3,207,860.56 is: 4,811,791.18
Step by Step Solution
- Step 1: Write the proportion equation
5,605,711.34 : 8,408,567.60 = 3,207,860.56 : x - Step 2: Convert to fraction form
5,605,711.34/8,408,567.60 = 3,207,860.56/x - Step 3: Cross multiply
5,605,711.34x = 8,408,567.60 × 3,207,860.56 - Step 4: Simplify right side
5,605,711.34x = 26,973,512,370,133.86 - Step 5: Solve for x
x = 26,973,512,370,133.86/5,605,711.34 - Step 6: Final answer
x = 4,811,791.18
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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.