Finding the Fourth Proportional to 5,360,316.14, 8,042,051.89 and 1,948,548.96
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Solution
The fourth proportional to 5,360,316.14, 8,042,051.89 and 1,948,548.96 is: 2,923,396.95
Step by Step Solution
- Step 1: Write the proportion equation
5,360,316.14 : 8,042,051.89 = 1,948,548.96 : x - Step 2: Convert to fraction form
5,360,316.14/8,042,051.89 = 1,948,548.96/x - Step 3: Cross multiply
5,360,316.14x = 8,042,051.89 × 1,948,548.96 - Step 4: Simplify right side
5,360,316.14x = 15,670,331,846,525.53 - Step 5: Solve for x
x = 15,670,331,846,525.53/5,360,316.14 - Step 6: Final answer
x = 2,923,396.95
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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.