Finding the Fourth Proportional to 4,489,415.90, 6,195,393.92 and 2,424,431.36
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Solution
The fourth proportional to 4,489,415.90, 6,195,393.92 and 2,424,431.36 is: 3,345,715.26
Step by Step Solution
- Step 1: Write the proportion equation
4,489,415.90 : 6,195,393.92 = 2,424,431.36 : x - Step 2: Convert to fraction form
4,489,415.90/6,195,393.92 = 2,424,431.36/x - Step 3: Cross multiply
4,489,415.90x = 6,195,393.92 × 2,424,431.36 - Step 4: Simplify right side
4,489,415.90x = 15,020,307,264,102.21 - Step 5: Solve for x
x = 15,020,307,264,102.21/4,489,415.90 - Step 6: Final answer
x = 3,345,715.26
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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.