Finding the Fourth Proportional to 2,307,124.58, 3,183,735.56 and 1,326,989.09
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Solution
The fourth proportional to 2,307,124.58, 3,183,735.56 and 1,326,989.09 is: 1,831,189.51
Step by Step Solution
- Step 1: Write the proportion equation
2,307,124.58 : 3,183,735.56 = 1,326,989.09 : x - Step 2: Convert to fraction form
2,307,124.58/3,183,735.56 = 1,326,989.09/x - Step 3: Cross multiply
2,307,124.58x = 3,183,735.56 × 1,326,989.09 - Step 4: Simplify right side
2,307,124.58x = 4,224,782,331,011.42 - Step 5: Solve for x
x = 4,224,782,331,011.42/2,307,124.58 - Step 6: Final answer
x = 1,831,189.51
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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.