Finding the Fourth Proportional to 2,629,350.76, 3,937,981.98 and 1,669,734.76
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Solution
The fourth proportional to 2,629,350.76, 3,937,981.98 and 1,669,734.76 is: 2,500,763.88
Step by Step Solution
- Step 1: Write the proportion equation
2,629,350.76 : 3,937,981.98 = 1,669,734.76 : x - Step 2: Convert to fraction form
2,629,350.76/3,937,981.98 = 1,669,734.76/x - Step 3: Cross multiply
2,629,350.76x = 3,937,981.98 × 1,669,734.76 - Step 4: Simplify right side
2,629,350.76x = 6,575,385,396,259.63 - Step 5: Solve for x
x = 6,575,385,396,259.63/2,629,350.76 - Step 6: Final answer
x = 2,500,763.88
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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.