Finding the Fourth Proportional to 1,305,375.50, 1,958,464.13 and 623,132.93
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Solution
The fourth proportional to 1,305,375.50, 1,958,464.13 and 623,132.93 is: 934,890.75
Step by Step Solution
- Step 1: Write the proportion equation
1,305,375.50 : 1,958,464.13 = 623,132.93 : x - Step 2: Convert to fraction form
1,305,375.50/1,958,464.13 = 623,132.93/x - Step 3: Cross multiply
1,305,375.50x = 1,958,464.13 × 623,132.93 - Step 4: Simplify right side
1,305,375.50x = 1,220,383,478,718.82 - Step 5: Solve for x
x = 1,220,383,478,718.82/1,305,375.50 - Step 6: Final answer
x = 934,890.75
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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.