Finding the Fourth Proportional to 3,543,567.87, 5,316,126.99 and 1,147,654.70
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Solution
The fourth proportional to 3,543,567.87, 5,316,126.99 and 1,147,654.70 is: 1,721,733.10
Step by Step Solution
- Step 1: Write the proportion equation
3,543,567.87 : 5,316,126.99 = 1,147,654.70 : x - Step 2: Convert to fraction form
3,543,567.87/5,316,126.99 = 1,147,654.70/x - Step 3: Cross multiply
3,543,567.87x = 5,316,126.99 × 1,147,654.70 - Step 4: Simplify right side
3,543,567.87x = 6,101,078,099,289.72 - Step 5: Solve for x
x = 6,101,078,099,289.72/3,543,567.87 - Step 6: Final answer
x = 1,721,733.10
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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.