Finding the Fourth Proportional to 3,584,266.20, 5,376,399.30 and 1,665,173.70
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Solution
The fourth proportional to 3,584,266.20, 5,376,399.30 and 1,665,173.70 is: 2,497,760.55
Step by Step Solution
- Step 1: Write the proportion equation
3,584,266.20 : 5,376,399.30 = 1,665,173.70 : x - Step 2: Convert to fraction form
3,584,266.20/5,376,399.30 = 1,665,173.70/x - Step 3: Cross multiply
3,584,266.20x = 5,376,399.30 × 1,665,173.70 - Step 4: Simplify right side
3,584,266.20x = 8,952,638,715,058.41 - Step 5: Solve for x
x = 8,952,638,715,058.41/3,584,266.20 - Step 6: Final answer
x = 2,497,760.55
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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.