Finding the Fourth Proportional to 3,589,688.63, 5,384,579.84 and 1,193,533.26
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Solution
The fourth proportional to 3,589,688.63, 5,384,579.84 and 1,193,533.26 is: 1,790,315.48
Step by Step Solution
- Step 1: Write the proportion equation
3,589,688.63 : 5,384,579.84 = 1,193,533.26 : x - Step 2: Convert to fraction form
3,589,688.63/5,384,579.84 = 1,193,533.26/x - Step 3: Cross multiply
3,589,688.63x = 5,384,579.84 × 1,193,533.26 - Step 4: Simplify right side
3,589,688.63x = 6,426,675,130,165.48 - Step 5: Solve for x
x = 6,426,675,130,165.48/3,589,688.63 - Step 6: Final answer
x = 1,790,315.48
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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.