Finding the Fourth Proportional to 2,347,529.85, 3,523,919.18 and 1,817,401.05
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Solution
The fourth proportional to 2,347,529.85, 3,523,919.18 and 1,817,401.05 is: 2,728,133.32
Step by Step Solution
- Step 1: Write the proportion equation
2,347,529.85 : 3,523,919.18 = 1,817,401.05 : x - Step 2: Convert to fraction form
2,347,529.85/3,523,919.18 = 1,817,401.05/x - Step 3: Cross multiply
2,347,529.85x = 3,523,919.18 × 1,817,401.05 - Step 4: Simplify right side
2,347,529.85x = 6,404,374,408,760.13 - Step 5: Solve for x
x = 6,404,374,408,760.13/2,347,529.85 - Step 6: Final answer
x = 2,728,133.32
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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.