Finding the Fourth Proportional to 4,511,341.87, 6,767,656.29 and 1,478,059.28
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Solution
The fourth proportional to 4,511,341.87, 6,767,656.29 and 1,478,059.28 is: 2,217,299.75
Step by Step Solution
- Step 1: Write the proportion equation
4,511,341.87 : 6,767,656.29 = 1,478,059.28 : x - Step 2: Convert to fraction form
4,511,341.87/6,767,656.29 = 1,478,059.28/x - Step 3: Cross multiply
4,511,341.87x = 6,767,656.29 × 1,478,059.28 - Step 4: Simplify right side
4,511,341.87x = 10,002,997,183,284.87 - Step 5: Solve for x
x = 10,002,997,183,284.87/4,511,341.87 - Step 6: Final answer
x = 2,217,299.75
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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.