Finding the Fourth Proportional to 2,017,580.02, 2,784,279.09 and 1,112,194.42
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Solution
The fourth proportional to 2,017,580.02, 2,784,279.09 and 1,112,194.42 is: 1,534,838.59
Step by Step Solution
- Step 1: Write the proportion equation
2,017,580.02 : 2,784,279.09 = 1,112,194.42 : x - Step 2: Convert to fraction form
2,017,580.02/2,784,279.09 = 1,112,194.42/x - Step 3: Cross multiply
2,017,580.02x = 2,784,279.09 × 1,112,194.42 - Step 4: Simplify right side
2,017,580.02x = 3,096,659,667,620.68 - Step 5: Solve for x
x = 3,096,659,667,620.68/2,017,580.02 - Step 6: Final answer
x = 1,534,838.59
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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.