Finding the Fourth Proportional to 2,004,013.09, 2,765,652.29 and 1,188,699.49
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Solution
The fourth proportional to 2,004,013.09, 2,765,652.29 and 1,188,699.49 is: 1,640,473.05
Step by Step Solution
- Step 1: Write the proportion equation
2,004,013.09 : 2,765,652.29 = 1,188,699.49 : x - Step 2: Convert to fraction form
2,004,013.09/2,765,652.29 = 1,188,699.49/x - Step 3: Cross multiply
2,004,013.09x = 2,765,652.29 × 1,188,699.49 - Step 4: Simplify right side
2,004,013.09x = 3,287,529,460,696.84 - Step 5: Solve for x
x = 3,287,529,460,696.84/2,004,013.09 - Step 6: Final answer
x = 1,640,473.05
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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.