Finding the Fourth Proportional to 4,368,912.10, 6,553,368.15 and 3,622,416.10
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Solution
The fourth proportional to 4,368,912.10, 6,553,368.15 and 3,622,416.10 is: 5,433,624.15
Step by Step Solution
- Step 1: Write the proportion equation
4,368,912.10 : 6,553,368.15 = 3,622,416.10 : x - Step 2: Convert to fraction form
4,368,912.10/6,553,368.15 = 3,622,416.10/x - Step 3: Cross multiply
4,368,912.10x = 6,553,368.15 × 3,622,416.10 - Step 4: Simplify right side
4,368,912.10x = 23,739,026,295,787.22 - Step 5: Solve for x
x = 23,739,026,295,787.22/4,368,912.10 - Step 6: Final answer
x = 5,433,624.15
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1.5x scale
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.