Finding the Fourth Proportional to 3,625,268.48, 5,000,830.08 and 2,174,577.92
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Solution
The fourth proportional to 3,625,268.48, 5,000,830.08 and 2,174,577.92 is: 2,999,693.60
Step by Step Solution
- Step 1: Write the proportion equation
3,625,268.48 : 5,000,830.08 = 2,174,577.92 : x - Step 2: Convert to fraction form
3,625,268.48/5,000,830.08 = 2,174,577.92/x - Step 3: Cross multiply
3,625,268.48x = 5,000,830.08 × 2,174,577.92 - Step 4: Simplify right side
3,625,268.48x = 10,874,694,673,639.83 - Step 5: Solve for x
x = 10,874,694,673,639.83/3,625,268.48 - Step 6: Final answer
x = 2,999,693.60
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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.