Finding the Fourth Proportional to 1,649,894.40, 2,474,841.60 and 1,366,459.20
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Solution
The fourth proportional to 1,649,894.40, 2,474,841.60 and 1,366,459.20 is: 2,049,688.80
Step by Step Solution
- Step 1: Write the proportion equation
1,649,894.40 : 2,474,841.60 = 1,366,459.20 : x - Step 2: Convert to fraction form
1,649,894.40/2,474,841.60 = 1,366,459.20/x - Step 3: Cross multiply
1,649,894.40x = 2,474,841.60 × 1,366,459.20 - Step 4: Simplify right side
1,649,894.40x = 3,381,770,072,862.72 - Step 5: Solve for x
x = 3,381,770,072,862.72/1,649,894.40 - Step 6: Final answer
x = 2,049,688.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.