Finding the Fourth Proportional to 2,096,784.92, 2,887,573.68 and 1,888,277.96
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Solution
The fourth proportional to 2,096,784.92, 2,887,573.68 and 1,888,277.96 is: 2,600,429.68
Step by Step Solution
- Step 1: Write the proportion equation
2,096,784.92 : 2,887,573.68 = 1,888,277.96 : x - Step 2: Convert to fraction form
2,096,784.92/2,887,573.68 = 1,888,277.96/x - Step 3: Cross multiply
2,096,784.92x = 2,887,573.68 × 1,888,277.96 - Step 4: Simplify right side
2,096,784.92x = 5,452,541,737,820.09 - Step 5: Solve for x
x = 5,452,541,737,820.09/2,096,784.92 - Step 6: Final answer
x = 2,600,429.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.