Finding the Fourth Proportional to 3,256,317.56, 4,493,994.14 and 1,806,480.07
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Solution
The fourth proportional to 3,256,317.56, 4,493,994.14 and 1,806,480.07 is: 2,493,095.56
Step by Step Solution
- Step 1: Write the proportion equation
3,256,317.56 : 4,493,994.14 = 1,806,480.07 : x - Step 2: Convert to fraction form
3,256,317.56/4,493,994.14 = 1,806,480.07/x - Step 3: Cross multiply
3,256,317.56x = 4,493,994.14 × 1,806,480.07 - Step 4: Simplify right side
3,256,317.56x = 8,118,310,848,606.79 - Step 5: Solve for x
x = 8,118,310,848,606.79/3,256,317.56 - Step 6: Final answer
x = 2,493,095.56
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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.