Finding the Fourth Proportional to 4,738,887.37, 6,539,623.99 and 2,673,918.73
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Solution
The fourth proportional to 4,738,887.37, 6,539,623.99 and 2,673,918.73 is: 3,689,984.95
Step by Step Solution
- Step 1: Write the proportion equation
4,738,887.37 : 6,539,623.99 = 2,673,918.73 : x - Step 2: Convert to fraction form
4,738,887.37/6,539,623.99 = 2,673,918.73/x - Step 3: Cross multiply
4,738,887.37x = 6,539,623.99 × 2,673,918.73 - Step 4: Simplify right side
4,738,887.37x = 17,486,423,074,018.33 - Step 5: Solve for x
x = 17,486,423,074,018.33/4,738,887.37 - Step 6: Final answer
x = 3,689,984.95
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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.