Finding the Fourth Proportional to 1,558,944.93, 2,339,676.84 and 661,017.18
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Solution
The fourth proportional to 1,558,944.93, 2,339,676.84 and 661,017.18 is: 992,059.79
Step by Step Solution
- Step 1: Write the proportion equation
1,558,944.93 : 2,339,676.84 = 661,017.18 : x - Step 2: Convert to fraction form
1,558,944.93/2,339,676.84 = 661,017.18/x - Step 3: Cross multiply
1,558,944.93x = 2,339,676.84 × 661,017.18 - Step 4: Simplify right side
1,558,944.93x = 1,546,566,586,888.11 - Step 5: Solve for x
x = 1,546,566,586,888.11/1,558,944.93 - Step 6: Final answer
x = 992,059.79
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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.