Finding the Fourth Proportional to 3,957,657.37, 5,461,587.41 and 2,238,740.98
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Solution
The fourth proportional to 3,957,657.37, 5,461,587.41 and 2,238,740.98 is: 3,089,474.00
Step by Step Solution
- Step 1: Write the proportion equation
3,957,657.37 : 5,461,587.41 = 2,238,740.98 : x - Step 2: Convert to fraction form
3,957,657.37/5,461,587.41 = 2,238,740.98/x - Step 3: Cross multiply
3,957,657.37x = 5,461,587.41 × 2,238,740.98 - Step 4: Simplify right side
3,957,657.37x = 12,227,079,550,619.06 - Step 5: Solve for x
x = 12,227,079,550,619.06/3,957,657.37 - Step 6: Final answer
x = 3,089,474.00
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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.