Finding the Fourth Proportional to 4,137,648.01, 6,190,725.61 and 2,490,138.25
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Solution
The fourth proportional to 4,137,648.01, 6,190,725.61 and 2,490,138.25 is: 3,725,730.80
Step by Step Solution
- Step 1: Write the proportion equation
4,137,648.01 : 6,190,725.61 = 2,490,138.25 : x - Step 2: Convert to fraction form
4,137,648.01/6,190,725.61 = 2,490,138.25/x - Step 3: Cross multiply
4,137,648.01x = 6,190,725.61 × 2,490,138.25 - Step 4: Simplify right side
4,137,648.01x = 15,415,762,624,351.44 - Step 5: Solve for x
x = 15,415,762,624,351.44/4,137,648.01 - Step 6: Final answer
x = 3,725,730.80
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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.