Finding the Fourth Proportional to 5,672,736.44, 8,509,178.37 and 1,886,219.18
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Solution
The fourth proportional to 5,672,736.44, 8,509,178.37 and 1,886,219.18 is: 2,829,353.28
Step by Step Solution
- Step 1: Write the proportion equation
5,672,736.44 : 8,509,178.37 = 1,886,219.18 : x - Step 2: Convert to fraction form
5,672,736.44/8,509,178.37 = 1,886,219.18/x - Step 3: Cross multiply
5,672,736.44x = 8,509,178.37 × 1,886,219.18 - Step 4: Simplify right side
5,672,736.44x = 16,050,175,447,535.13 - Step 5: Solve for x
x = 16,050,175,447,535.13/5,672,736.44 - Step 6: Final answer
x = 2,829,353.28
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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.