Finding the Fourth Proportional to 1,369,484.37, 2,053,825.19 and 515,940.18
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Solution
The fourth proportional to 1,369,484.37, 2,053,825.19 and 515,940.18 is: 773,759.06
Step by Step Solution
- Step 1: Write the proportion equation
1,369,484.37 : 2,053,825.19 = 515,940.18 : x - Step 2: Convert to fraction form
1,369,484.37/2,053,825.19 = 515,940.18/x - Step 3: Cross multiply
1,369,484.37x = 2,053,825.19 × 515,940.18 - Step 4: Simplify right side
1,369,484.37x = 1,059,650,938,217.13 - Step 5: Solve for x
x = 1,059,650,938,217.13/1,369,484.37 - Step 6: Final answer
x = 773,759.06
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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.