Finding the Fourth Proportional to 5,060,512.74, 6,983,608.40 and 2,768,722.63
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Solution
The fourth proportional to 5,060,512.74, 6,983,608.40 and 2,768,722.63 is: 3,820,892.39
Step by Step Solution
- Step 1: Write the proportion equation
5,060,512.74 : 6,983,608.40 = 2,768,722.63 : x - Step 2: Convert to fraction form
5,060,512.74/6,983,608.40 = 2,768,722.63/x - Step 3: Cross multiply
5,060,512.74x = 6,983,608.40 × 2,768,722.63 - Step 4: Simplify right side
5,060,512.74x = 19,335,674,616,138.09 - Step 5: Solve for x
x = 19,335,674,616,138.09/5,060,512.74 - Step 6: Final answer
x = 3,820,892.39
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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.