Finding the Fourth Proportional to 4,546,201.84, 6,271,790.54 and 2,780,177.70
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Solution
The fourth proportional to 4,546,201.84, 6,271,790.54 and 2,780,177.70 is: 3,835,441.72
Step by Step Solution
- Step 1: Write the proportion equation
4,546,201.84 : 6,271,790.54 = 2,780,177.70 : x - Step 2: Convert to fraction form
4,546,201.84/6,271,790.54 = 2,780,177.70/x - Step 3: Cross multiply
4,546,201.84x = 6,271,790.54 × 2,780,177.70 - Step 4: Simplify right side
4,546,201.84x = 17,436,692,198,378.96 - Step 5: Solve for x
x = 17,436,692,198,378.96/4,546,201.84 - Step 6: Final answer
x = 3,835,441.72
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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.