Finding the Fourth Proportional to 4,949,460.60, 6,831,213.53 and 3,227,591.76
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Solution
The fourth proportional to 4,949,460.60, 6,831,213.53 and 3,227,591.76 is: 4,454,701.28
Step by Step Solution
- Step 1: Write the proportion equation
4,949,460.60 : 6,831,213.53 = 3,227,591.76 : x - Step 2: Convert to fraction form
4,949,460.60/6,831,213.53 = 3,227,591.76/x - Step 3: Cross multiply
4,949,460.60x = 6,831,213.53 × 3,227,591.76 - Step 4: Simplify right side
4,949,460.60x = 22,048,368,484,090.55 - Step 5: Solve for x
x = 22,048,368,484,090.55/4,949,460.60 - Step 6: Final answer
x = 4,454,701.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.