Finding the Fourth Proportional to 1,348,512.77, 1,861,004.13 and 775,553.33
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Solution
The fourth proportional to 1,348,512.77, 1,861,004.13 and 775,553.33 is: 1,070,296.09
Step by Step Solution
- Step 1: Write the proportion equation
1,348,512.77 : 1,861,004.13 = 775,553.33 : x - Step 2: Convert to fraction form
1,348,512.77/1,861,004.13 = 775,553.33/x - Step 3: Cross multiply
1,348,512.77x = 1,861,004.13 × 775,553.33 - Step 4: Simplify right side
1,348,512.77x = 1,443,307,950,165.25 - Step 5: Solve for x
x = 1,443,307,950,165.25/1,348,512.77 - Step 6: Final answer
x = 1,070,296.09
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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.