Finding the Fourth Proportional to 6,392,257.08, 8,820,977.52 and 3,491,606.19
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Solution
The fourth proportional to 6,392,257.08, 8,820,977.52 and 3,491,606.19 is: 4,818,232.33
Step by Step Solution
- Step 1: Write the proportion equation
6,392,257.08 : 8,820,977.52 = 3,491,606.19 : x - Step 2: Convert to fraction form
6,392,257.08/8,820,977.52 = 3,491,606.19/x - Step 3: Cross multiply
6,392,257.08x = 8,820,977.52 × 3,491,606.19 - Step 4: Simplify right side
6,392,257.08x = 30,799,379,710,682.85 - Step 5: Solve for x
x = 30,799,379,710,682.85/6,392,257.08 - Step 6: Final answer
x = 4,818,232.33
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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.