Finding the Fourth Proportional to 4,291,880.24, 5,921,329.86 and 2,659,692.08
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Solution
The fourth proportional to 4,291,880.24, 5,921,329.86 and 2,659,692.08 is: 3,669,467.28
Step by Step Solution
- Step 1: Write the proportion equation
4,291,880.24 : 5,921,329.86 = 2,659,692.08 : x - Step 2: Convert to fraction form
4,291,880.24/5,921,329.86 = 2,659,692.08/x - Step 3: Cross multiply
4,291,880.24x = 5,921,329.86 × 2,659,692.08 - Step 4: Simplify right side
4,291,880.24x = 15,748,914,131,709.51 - Step 5: Solve for x
x = 15,748,914,131,709.51/4,291,880.24 - Step 6: Final answer
x = 3,669,467.28
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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.