Finding the Fourth Proportional to 3,193,646, 4,791,258.12 and 949,774.64
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Solution
The fourth proportional to 3,193,646, 4,791,258.12 and 949,774.64 is: 1,424,896.64
Step by Step Solution
- Step 1: Write the proportion equation
3,193,646 : 4,791,258.12 = 949,774.64 : x - Step 2: Convert to fraction form
3,193,646/4,791,258.12 = 949,774.64/x - Step 3: Cross multiply
3,193,646x = 4,791,258.12 × 949,774.64 - Step 4: Simplify right side
3,193,646x = 4,550,615,456,070.08 - Step 5: Solve for x
x = 4,550,615,456,070.08/3,193,646 - Step 6: Final answer
x = 1,424,896.64
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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.