Finding the Fourth Proportional to 2,052,899.28, 2,832,916.68 and 1,135,069.92
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Solution
The fourth proportional to 2,052,899.28, 2,832,916.68 and 1,135,069.92 is: 1,566,349.86
Step by Step Solution
- Step 1: Write the proportion equation
2,052,899.28 : 2,832,916.68 = 1,135,069.92 : x - Step 2: Convert to fraction form
2,052,899.28/2,832,916.68 = 1,135,069.92/x - Step 3: Cross multiply
2,052,899.28x = 2,832,916.68 × 1,135,069.92 - Step 4: Simplify right side
2,052,899.28x = 3,215,558,509,334.27 - Step 5: Solve for x
x = 3,215,558,509,334.27/2,052,899.28 - Step 6: Final answer
x = 1,566,349.86
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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.