Finding the Fourth Proportional to 3,960,102.36, 5,942,652.46 and 1,685,623.08
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Solution
The fourth proportional to 3,960,102.36, 5,942,652.46 and 1,685,623.08 is: 2,529,498.29
Step by Step Solution
- Step 1: Write the proportion equation
3,960,102.36 : 5,942,652.46 = 1,685,623.08 : x - Step 2: Convert to fraction form
3,960,102.36/5,942,652.46 = 1,685,623.08/x - Step 3: Cross multiply
3,960,102.36x = 5,942,652.46 × 1,685,623.08 - Step 4: Simplify right side
3,960,102.36x = 10,017,072,142,994.78 - Step 5: Solve for x
x = 10,017,072,142,994.78/3,960,102.36 - Step 6: Final answer
x = 2,529,498.29
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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.