Finding the Fourth Proportional to 1,077,786.24, 1,617,224.40 and 718,201.92
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Solution
The fourth proportional to 1,077,786.24, 1,617,224.40 and 718,201.92 is: 1,077,666.08
Step by Step Solution
- Step 1: Write the proportion equation
1,077,786.24 : 1,617,224.40 = 718,201.92 : x - Step 2: Convert to fraction form
1,077,786.24/1,617,224.40 = 718,201.92/x - Step 3: Cross multiply
1,077,786.24x = 1,617,224.40 × 718,201.92 - Step 4: Simplify right side
1,077,786.24x = 1,161,493,669,150.85 - Step 5: Solve for x
x = 1,161,493,669,150.85/1,077,786.24 - Step 6: Final answer
x = 1,077,666.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.