Finding the Fourth Proportional to 1,618,946.67, 2,427,996.60 and 481,402.47
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Solution
The fourth proportional to 1,618,946.67, 2,427,996.60 and 481,402.47 is: 721,977.80
Step by Step Solution
- Step 1: Write the proportion equation
1,618,946.67 : 2,427,996.60 = 481,402.47 : x - Step 2: Convert to fraction form
1,618,946.67/2,427,996.60 = 481,402.47/x - Step 3: Cross multiply
1,618,946.67x = 2,427,996.60 × 481,402.47 - Step 4: Simplify right side
1,618,946.67x = 1,168,843,560,391.60 - Step 5: Solve for x
x = 1,168,843,560,391.60/1,618,946.67 - Step 6: Final answer
x = 721,977.80
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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.