Finding the Fourth Proportional to 5,780,087.37, 8,671,348.49 and 2,185,774.74
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Solution
The fourth proportional to 5,780,087.37, 8,671,348.49 and 2,185,774.74 is: 3,279,122.49
Step by Step Solution
- Step 1: Write the proportion equation
5,780,087.37 : 8,671,348.49 = 2,185,774.74 : x - Step 2: Convert to fraction form
5,780,087.37/8,671,348.49 = 2,185,774.74/x - Step 3: Cross multiply
5,780,087.37x = 8,671,348.49 × 2,185,774.74 - Step 4: Simplify right side
5,780,087.37x = 18,953,614,480,250.27 - Step 5: Solve for x
x = 18,953,614,480,250.27/5,780,087.37 - Step 6: Final answer
x = 3,279,122.49
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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.