Finding the Fourth Proportional to 3,559,850.81, 5,340,025.30 and 1,762,251.63
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Solution
The fourth proportional to 3,559,850.81, 5,340,025.30 and 1,762,251.63 is: 2,643,500.75
Step by Step Solution
- Step 1: Write the proportion equation
3,559,850.81 : 5,340,025.30 = 1,762,251.63 : x - Step 2: Convert to fraction form
3,559,850.81/5,340,025.30 = 1,762,251.63/x - Step 3: Cross multiply
3,559,850.81x = 5,340,025.30 × 1,762,251.63 - Step 4: Simplify right side
3,559,850.81x = 9,410,468,289,166.24 - Step 5: Solve for x
x = 9,410,468,289,166.24/3,559,850.81 - Step 6: Final answer
x = 2,643,500.75
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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.