Finding the Fourth Proportional to 2,825,149.16, 4,237,269.73 and 775,330.79
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Solution
The fourth proportional to 2,825,149.16, 4,237,269.73 and 775,330.79 is: 1,162,871.58
Step by Step Solution
- Step 1: Write the proportion equation
2,825,149.16 : 4,237,269.73 = 775,330.79 : x - Step 2: Convert to fraction form
2,825,149.16/4,237,269.73 = 775,330.79/x - Step 3: Cross multiply
2,825,149.16x = 4,237,269.73 × 775,330.79 - Step 4: Simplify right side
2,825,149.16x = 3,285,285,664,079.31 - Step 5: Solve for x
x = 3,285,285,664,079.31/2,825,149.16 - Step 6: Final answer
x = 1,162,871.58
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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.