Finding the Fourth Proportional to 5,189,429.24, 7,784,886.76 and 1,595,497.96
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Solution
The fourth proportional to 5,189,429.24, 7,784,886.76 and 1,595,497.96 is: 2,393,475.35
Step by Step Solution
- Step 1: Write the proportion equation
5,189,429.24 : 7,784,886.76 = 1,595,497.96 : x - Step 2: Convert to fraction form
5,189,429.24/7,784,886.76 = 1,595,497.96/x - Step 3: Cross multiply
5,189,429.24x = 7,784,886.76 × 1,595,497.96 - Step 4: Simplify right side
5,189,429.24x = 12,420,770,944,411.01 - Step 5: Solve for x
x = 12,420,770,944,411.01/5,189,429.24 - Step 6: Final answer
x = 2,393,475.35
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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.