Finding the Fourth Proportional to 2,180,458.17, 3,270,429.67 and 583,145.05
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Solution
The fourth proportional to 2,180,458.17, 3,270,429.67 and 583,145.05 is: 874,648.69
Step by Step Solution
- Step 1: Write the proportion equation
2,180,458.17 : 3,270,429.67 = 583,145.05 : x - Step 2: Convert to fraction form
2,180,458.17/3,270,429.67 = 583,145.05/x - Step 3: Cross multiply
2,180,458.17x = 3,270,429.67 × 583,145.05 - Step 4: Simplify right side
2,180,458.17x = 1,907,134,873,433.63 - Step 5: Solve for x
x = 1,907,134,873,433.63/2,180,458.17 - Step 6: Final answer
x = 874,648.69
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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.