Finding the Fourth Proportional to 1,240,817.36, 1,861,755.68 and 601,593.21
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Solution
The fourth proportional to 1,240,817.36, 1,861,755.68 and 601,593.21 is: 902,646.61
Step by Step Solution
- Step 1: Write the proportion equation
1,240,817.36 : 1,861,755.68 = 601,593.21 : x - Step 2: Convert to fraction form
1,240,817.36/1,861,755.68 = 601,593.21/x - Step 3: Cross multiply
1,240,817.36x = 1,861,755.68 × 601,593.21 - Step 4: Simplify right side
1,240,817.36x = 1,120,019,577,270.92 - Step 5: Solve for x
x = 1,120,019,577,270.92/1,240,817.36 - Step 6: Final answer
x = 902,646.61
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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.