Finding the Fourth Proportional to 6,209,122.68, 8,568,587.16 and 3,492,868.68
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Solution
The fourth proportional to 6,209,122.68, 8,568,587.16 and 3,492,868.68 is: 4,820,157.58
Step by Step Solution
- Step 1: Write the proportion equation
6,209,122.68 : 8,568,587.16 = 3,492,868.68 : x - Step 2: Convert to fraction form
6,209,122.68/8,568,587.16 = 3,492,868.68/x - Step 3: Cross multiply
6,209,122.68x = 8,568,587.16 × 3,492,868.68 - Step 4: Simplify right side
6,209,122.68x = 29,928,949,723,014.15 - Step 5: Solve for x
x = 29,928,949,723,014.15/6,209,122.68 - Step 6: Final answer
x = 4,820,157.58
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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.