Finding the Fourth Proportional to 4,038,785.16, 5,573,539.44 and 2,203,282.68
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Solution
The fourth proportional to 4,038,785.16, 5,573,539.44 and 2,203,282.68 is: 3,040,538.78
Step by Step Solution
- Step 1: Write the proportion equation
4,038,785.16 : 5,573,539.44 = 2,203,282.68 : x - Step 2: Convert to fraction form
4,038,785.16/5,573,539.44 = 2,203,282.68/x - Step 3: Cross multiply
4,038,785.16x = 5,573,539.44 × 2,203,282.68 - Step 4: Simplify right side
4,038,785.16x = 12,280,082,914,448.90 - Step 5: Solve for x
x = 12,280,082,914,448.90/4,038,785.16 - Step 6: Final answer
x = 3,040,538.78
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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.