Finding the Fourth Proportional to 4,187,616.03, 6,286,803.48 and 3,228,680.75
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Solution
The fourth proportional to 4,187,616.03, 6,286,803.48 and 3,228,680.75 is: 4,847,168.71
Step by Step Solution
- Step 1: Write the proportion equation
4,187,616.03 : 6,286,803.48 = 3,228,680.75 : x - Step 2: Convert to fraction form
4,187,616.03/6,286,803.48 = 3,228,680.75/x - Step 3: Cross multiply
4,187,616.03x = 6,286,803.48 × 3,228,680.75 - Step 4: Simplify right side
4,187,616.03x = 20,298,081,390,626.02 - Step 5: Solve for x
x = 20,298,081,390,626.02/4,187,616.03 - Step 6: Final answer
x = 4,847,168.71
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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.