Finding the Fourth Proportional to 4,416,811.11, 6,620,492.70 and 2,017,059.75
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Solution
The fourth proportional to 4,416,811.11, 6,620,492.70 and 2,017,059.75 is: 3,023,432.29
Step by Step Solution
- Step 1: Write the proportion equation
4,416,811.11 : 6,620,492.70 = 2,017,059.75 : x - Step 2: Convert to fraction form
4,416,811.11/6,620,492.70 = 2,017,059.75/x - Step 3: Cross multiply
4,416,811.11x = 6,620,492.70 × 2,017,059.75 - Step 4: Simplify right side
4,416,811.11x = 13,353,929,350,338.83 - Step 5: Solve for x
x = 13,353,929,350,338.83/4,416,811.11 - Step 6: Final answer
x = 3,023,432.29
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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.