Finding the Fourth Proportional to 1,367,874.95, 1,887,608.61 and 755,996.09
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Solution
The fourth proportional to 1,367,874.95, 1,887,608.61 and 755,996.09 is: 1,043,242.09
Step by Step Solution
- Step 1: Write the proportion equation
1,367,874.95 : 1,887,608.61 = 755,996.09 : x - Step 2: Convert to fraction form
1,367,874.95/1,887,608.61 = 755,996.09/x - Step 3: Cross multiply
1,367,874.95x = 1,887,608.61 × 755,996.09 - Step 4: Simplify right side
1,367,874.95x = 1,427,024,719,172.29 - Step 5: Solve for x
x = 1,427,024,719,172.29/1,367,874.95 - Step 6: Final answer
x = 1,043,242.09
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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.