Finding the Fourth Proportional to 4,447,318.62, 6,137,304.94 and 2,410,128.12
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Solution
The fourth proportional to 4,447,318.62, 6,137,304.94 and 2,410,128.12 is: 3,325,979.65
Step by Step Solution
- Step 1: Write the proportion equation
4,447,318.62 : 6,137,304.94 = 2,410,128.12 : x - Step 2: Convert to fraction form
4,447,318.62/6,137,304.94 = 2,410,128.12/x - Step 3: Cross multiply
4,447,318.62x = 6,137,304.94 × 2,410,128.12 - Step 4: Simplify right side
4,447,318.62x = 14,791,691,216,908.91 - Step 5: Solve for x
x = 14,791,691,216,908.91/4,447,318.62 - Step 6: Final answer
x = 3,325,979.65
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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.