Finding the Fourth Proportional to 4,963,213.36, 6,847,490.28 and 3,245,339.44
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Solution
The fourth proportional to 4,963,213.36, 6,847,490.28 and 3,245,339.44 is: 4,477,427.96
Step by Step Solution
- Step 1: Write the proportion equation
4,963,213.36 : 6,847,490.28 = 3,245,339.44 : x - Step 2: Convert to fraction form
4,963,213.36/6,847,490.28 = 3,245,339.44/x - Step 3: Cross multiply
4,963,213.36x = 6,847,490.28 × 3,245,339.44 - Step 4: Simplify right side
4,963,213.36x = 22,222,430,270,700.64 - Step 5: Solve for x
x = 22,222,430,270,700.64/4,963,213.36 - Step 6: Final answer
x = 4,477,427.96
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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.