Finding the Fourth Proportional to 4,772,176, 6,591,063.36 and 3,241,720.96
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Solution
The fourth proportional to 4,772,176, 6,591,063.36 and 3,241,720.96 is: 4,477,284.21
Step by Step Solution
- Step 1: Write the proportion equation
4,772,176 : 6,591,063.36 = 3,241,720.96 : x - Step 2: Convert to fraction form
4,772,176/6,591,063.36 = 3,241,720.96/x - Step 3: Cross multiply
4,772,176x = 6,591,063.36 × 3,241,720.96 - Step 4: Simplify right side
4,772,176x = 21,366,388,242,800.03 - Step 5: Solve for x
x = 21,366,388,242,800.03/4,772,176 - Step 6: Final answer
x = 4,477,284.21
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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.