Finding the Fourth Proportional to 4,373,603.80, 6,560,405.70 and 2,685,232.60
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Solution
The fourth proportional to 4,373,603.80, 6,560,405.70 and 2,685,232.60 is: 4,027,848.90
Step by Step Solution
- Step 1: Write the proportion equation
4,373,603.80 : 6,560,405.70 = 2,685,232.60 : x - Step 2: Convert to fraction form
4,373,603.80/6,560,405.70 = 2,685,232.60/x - Step 3: Cross multiply
4,373,603.80x = 6,560,405.70 × 2,685,232.60 - Step 4: Simplify right side
4,373,603.80x = 17,616,215,254,865.82 - Step 5: Solve for x
x = 17,616,215,254,865.82/4,373,603.80 - Step 6: Final answer
x = 4,027,848.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.