Finding the Fourth Proportional to 6,276,730.56, 8,661,633.12 and 3,560,418.24
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Solution
The fourth proportional to 6,276,730.56, 8,661,633.12 and 3,560,418.24 is: 4,913,232.49
Step by Step Solution
- Step 1: Write the proportion equation
6,276,730.56 : 8,661,633.12 = 3,560,418.24 : x - Step 2: Convert to fraction form
6,276,730.56/8,661,633.12 = 3,560,418.24/x - Step 3: Cross multiply
6,276,730.56x = 8,661,633.12 × 3,560,418.24 - Step 4: Simplify right side
6,276,730.56x = 30,839,036,548,636.11 - Step 5: Solve for x
x = 30,839,036,548,636.11/6,276,730.56 - Step 6: Final answer
x = 4,913,232.49
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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.