Finding the Fourth Proportional to 1,762,688.96, 2,432,499.36 and 957,872.96
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Solution
The fourth proportional to 1,762,688.96, 2,432,499.36 and 957,872.96 is: 1,321,858.49
Step by Step Solution
- Step 1: Write the proportion equation
1,762,688.96 : 2,432,499.36 = 957,872.96 : x - Step 2: Convert to fraction form
1,762,688.96/2,432,499.36 = 957,872.96/x - Step 3: Cross multiply
1,762,688.96x = 2,432,499.36 × 957,872.96 - Step 4: Simplify right side
1,762,688.96x = 2,330,025,362,161.31 - Step 5: Solve for x
x = 2,330,025,362,161.31/1,762,688.96 - Step 6: Final answer
x = 1,321,858.49
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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.