Finding the Fourth Proportional to 1,204,579.11, 1,807,135.98 and 363,070.11
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Solution
The fourth proportional to 1,204,579.11, 1,807,135.98 and 363,070.11 is: 544,685.74
Step by Step Solution
- Step 1: Write the proportion equation
1,204,579.11 : 1,807,135.98 = 363,070.11 : x - Step 2: Convert to fraction form
1,204,579.11/1,807,135.98 = 363,070.11/x - Step 3: Cross multiply
1,204,579.11x = 1,807,135.98 × 363,070.11 - Step 4: Simplify right side
1,204,579.11x = 656,117,059,043.56 - Step 5: Solve for x
x = 656,117,059,043.56/1,204,579.11 - Step 6: Final answer
x = 544,685.74
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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.