Finding the Fourth Proportional to 2,853,691.09, 3,938,099.00 and 1,546,939.13
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Solution
The fourth proportional to 2,853,691.09, 3,938,099.00 and 1,546,939.13 is: 2,134,778.86
Step by Step Solution
- Step 1: Write the proportion equation
2,853,691.09 : 3,938,099.00 = 1,546,939.13 : x - Step 2: Convert to fraction form
2,853,691.09/3,938,099.00 = 1,546,939.13/x - Step 3: Cross multiply
2,853,691.09x = 3,938,099.00 × 1,546,939.13 - Step 4: Simplify right side
2,853,691.09x = 6,091,999,413,488.68 - Step 5: Solve for x
x = 6,091,999,413,488.68/2,853,691.09 - Step 6: Final answer
x = 2,134,778.86
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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.