Finding the Fourth Proportional to 1,040,174.13, 1,560,149.42 and 705,363.87
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Solution
The fourth proportional to 1,040,174.13, 1,560,149.42 and 705,363.87 is: 1,057,970.00
Step by Step Solution
- Step 1: Write the proportion equation
1,040,174.13 : 1,560,149.42 = 705,363.87 : x - Step 2: Convert to fraction form
1,040,174.13/1,560,149.42 = 705,363.87/x - Step 3: Cross multiply
1,040,174.13x = 1,560,149.42 × 705,363.87 - Step 4: Simplify right side
1,040,174.13x = 1,100,473,029,142.64 - Step 5: Solve for x
x = 1,100,473,029,142.64/1,040,174.13 - Step 6: Final answer
x = 1,057,970.00
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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.