Finding the Fourth Proportional to 4,543,809.60, 6,809,925.60 and 2,414,913.60
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Solution
The fourth proportional to 4,543,809.60, 6,809,925.60 and 2,414,913.60 is: 3,619,293.81
Step by Step Solution
- Step 1: Write the proportion equation
4,543,809.60 : 6,809,925.60 = 2,414,913.60 : x - Step 2: Convert to fraction form
4,543,809.60/6,809,925.60 = 2,414,913.60/x - Step 3: Cross multiply
4,543,809.60x = 6,809,925.60 × 2,414,913.60 - Step 4: Simplify right side
4,543,809.60x = 16,445,381,946,428.16 - Step 5: Solve for x
x = 16,445,381,946,428.16/4,543,809.60 - Step 6: Final answer
x = 3,619,293.81
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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.