Finding the Fourth Proportional to 4,042,176.80, 6,064,107.60 and 1,347,339.20
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Solution
The fourth proportional to 4,042,176.80, 6,064,107.60 and 1,347,339.20 is: 2,021,289.59
Step by Step Solution
- Step 1: Write the proportion equation
4,042,176.80 : 6,064,107.60 = 1,347,339.20 : x - Step 2: Convert to fraction form
4,042,176.80/6,064,107.60 = 1,347,339.20/x - Step 3: Cross multiply
4,042,176.80x = 6,064,107.60 × 1,347,339.20 - Step 4: Simplify right side
4,042,176.80x = 8,170,409,882,497.92 - Step 5: Solve for x
x = 8,170,409,882,497.92/4,042,176.80 - Step 6: Final answer
x = 2,021,289.59
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1.5x scale
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.