Finding the Fourth Proportional to 3,536,537.72, 5,294,233.12 and 2,165,996.02
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Solution
The fourth proportional to 3,536,537.72, 5,294,233.12 and 2,165,996.02 is: 3,242,518.18
Step by Step Solution
- Step 1: Write the proportion equation
3,536,537.72 : 5,294,233.12 = 2,165,996.02 : x - Step 2: Convert to fraction form
3,536,537.72/5,294,233.12 = 2,165,996.02/x - Step 3: Cross multiply
3,536,537.72x = 5,294,233.12 × 2,165,996.02 - Step 4: Simplify right side
3,536,537.72x = 11,467,287,866,872.18 - Step 5: Solve for x
x = 11,467,287,866,872.18/3,536,537.72 - Step 6: Final answer
x = 3,242,518.18
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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.