Finding the Fourth Proportional to 3,330,531.36, 4,995,973.80 and 1,056,234.96
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Solution
The fourth proportional to 3,330,531.36, 4,995,973.80 and 1,056,234.96 is: 1,584,408.50
Step by Step Solution
- Step 1: Write the proportion equation
3,330,531.36 : 4,995,973.80 = 1,056,234.96 : x - Step 2: Convert to fraction form
3,330,531.36/4,995,973.80 = 1,056,234.96/x - Step 3: Cross multiply
3,330,531.36x = 4,995,973.80 × 1,056,234.96 - Step 4: Simplify right side
3,330,531.36x = 5,276,922,186,804.05 - Step 5: Solve for x
x = 5,276,922,186,804.05/3,330,531.36 - Step 6: Final answer
x = 1,584,408.50
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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.