Finding the Fourth Proportional to 5,686,071.68, 8,527,850.04 and 1,641,680.12
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Solution
The fourth proportional to 5,686,071.68, 8,527,850.04 and 1,641,680.12 is: 2,462,157.12
Step by Step Solution
- Step 1: Write the proportion equation
5,686,071.68 : 8,527,850.04 = 1,641,680.12 : x - Step 2: Convert to fraction form
5,686,071.68/8,527,850.04 = 1,641,680.12/x - Step 3: Cross multiply
5,686,071.68x = 8,527,850.04 × 1,641,680.12 - Step 4: Simplify right side
5,686,071.68x = 14,000,001,868,800.80 - Step 5: Solve for x
x = 14,000,001,868,800.80/5,686,071.68 - Step 6: Final answer
x = 2,462,157.12
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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.