Finding the Fourth Proportional to 4,600,958.13, 6,348,948.87 and 2,667,343.26
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Solution
The fourth proportional to 4,600,958.13, 6,348,948.87 and 2,667,343.26 is: 3,680,717.26
Step by Step Solution
- Step 1: Write the proportion equation
4,600,958.13 : 6,348,948.87 = 2,667,343.26 : x - Step 2: Convert to fraction form
4,600,958.13/6,348,948.87 = 2,667,343.26/x - Step 3: Cross multiply
4,600,958.13x = 6,348,948.87 × 2,667,343.26 - Step 4: Simplify right side
4,600,958.13x = 16,934,825,989,017.31 - Step 5: Solve for x
x = 16,934,825,989,017.31/4,600,958.13 - Step 6: Final answer
x = 3,680,717.26
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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.