Finding the Fourth Proportional to 2,626,076.49, 3,626,974.91 and 1,765,142.07
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Solution
The fourth proportional to 2,626,076.49, 3,626,974.91 and 1,765,142.07 is: 2,437,905.38
Step by Step Solution
- Step 1: Write the proportion equation
2,626,076.49 : 3,626,974.91 = 1,765,142.07 : x - Step 2: Convert to fraction form
2,626,076.49/3,626,974.91 = 1,765,142.07/x - Step 3: Cross multiply
2,626,076.49x = 3,626,974.91 × 1,765,142.07 - Step 4: Simplify right side
2,626,076.49x = 6,402,125,991,649.75 - Step 5: Solve for x
x = 6,402,125,991,649.75/2,626,076.49 - Step 6: Final answer
x = 2,437,905.38
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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.