Finding the Fourth Proportional to 6,498,450.78, 9,740,764.17 and 2,453,220.06
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Solution
The fourth proportional to 6,498,450.78, 9,740,764.17 and 2,453,220.06 is: 3,677,220.75
Step by Step Solution
- Step 1: Write the proportion equation
6,498,450.78 : 9,740,764.17 = 2,453,220.06 : x - Step 2: Convert to fraction form
6,498,450.78/9,740,764.17 = 2,453,220.06/x - Step 3: Cross multiply
6,498,450.78x = 9,740,764.17 × 2,453,220.06 - Step 4: Simplify right side
6,498,450.78x = 23,896,238,061,573.25 - Step 5: Solve for x
x = 23,896,238,061,573.25/6,498,450.78 - Step 6: Final answer
x = 3,677,220.75
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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.