Finding the Fourth Proportional to 6,446,056.24, 8,895,725.92 and 3,545,523.24
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Solution
The fourth proportional to 6,446,056.24, 8,895,725.92 and 3,545,523.24 is: 4,892,914.65
Step by Step Solution
- Step 1: Write the proportion equation
6,446,056.24 : 8,895,725.92 = 3,545,523.24 : x - Step 2: Convert to fraction form
6,446,056.24/8,895,725.92 = 3,545,523.24/x - Step 3: Cross multiply
6,446,056.24x = 8,895,725.92 × 3,545,523.24 - Step 4: Simplify right side
6,446,056.24x = 31,540,002,986,030.38 - Step 5: Solve for x
x = 31,540,002,986,030.38/6,446,056.24 - Step 6: Final answer
x = 4,892,914.65
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1.5x scale
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.