Finding the Fourth Proportional to 4,315,390.08, 5,954,788.08 and 2,381,615.52
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Solution
The fourth proportional to 4,315,390.08, 5,954,788.08 and 2,381,615.52 is: 3,286,380.94
Step by Step Solution
- Step 1: Write the proportion equation
4,315,390.08 : 5,954,788.08 = 2,381,615.52 : x - Step 2: Convert to fraction form
4,315,390.08/5,954,788.08 = 2,381,615.52/x - Step 3: Cross multiply
4,315,390.08x = 5,954,788.08 × 2,381,615.52 - Step 4: Simplify right side
4,315,390.08x = 14,182,015,709,639.00 - Step 5: Solve for x
x = 14,182,015,709,639.00/4,315,390.08 - Step 6: Final answer
x = 3,286,380.94
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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.