Finding the Fourth Proportional to 3,512,845.48, 4,847,746.98 and 1,903,213.48
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Solution
The fourth proportional to 3,512,845.48, 4,847,746.98 and 1,903,213.48 is: 2,626,445.56
Step by Step Solution
- Step 1: Write the proportion equation
3,512,845.48 : 4,847,746.98 = 1,903,213.48 : x - Step 2: Convert to fraction form
3,512,845.48/4,847,746.98 = 1,903,213.48/x - Step 3: Cross multiply
3,512,845.48x = 4,847,746.98 × 1,903,213.48 - Step 4: Simplify right side
3,512,845.48x = 9,226,297,399,965.29 - Step 5: Solve for x
x = 9,226,297,399,965.29/3,512,845.48 - Step 6: Final answer
x = 2,626,445.56
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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.