Finding the Fourth Proportional to 5,622,403.08, 7,758,920.82 and 3,044,085.64
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Solution
The fourth proportional to 5,622,403.08, 7,758,920.82 and 3,044,085.64 is: 4,200,840.66
Step by Step Solution
- Step 1: Write the proportion equation
5,622,403.08 : 7,758,920.82 = 3,044,085.64 : x - Step 2: Convert to fraction form
5,622,403.08/7,758,920.82 = 3,044,085.64/x - Step 3: Cross multiply
5,622,403.08x = 7,758,920.82 × 3,044,085.64 - Step 4: Simplify right side
5,622,403.08x = 23,618,819,450,059.03 - Step 5: Solve for x
x = 23,618,819,450,059.03/5,622,403.08 - Step 6: Final answer
x = 4,200,840.66
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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.